* in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU General Public License
- * version 2 along with this program; If not, see [sun.com URL with a
- * copy of GPLv2].
+ * version 2 along with this program; If not, see
+ * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf
*
* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
* CA 95054 USA or visit www.sun.com if you need additional information or
#include <lustre_disk.h>
#include <lustre_param.h>
#include <lustre_log.h>
+#include <cl_object.h>
#include <obd_cksum.h>
-#include <lustre_cache.h>
#include "llite_internal.h"
cfs_mem_cache_t *ll_file_data_slab;
#define log2(n) ffz(~(n))
#endif
-
static struct ll_sb_info *ll_init_sbi(void)
{
struct ll_sb_info *sbi = NULL;
spin_lock_init(&sbi->ll_pp_extent_lock);
spin_lock_init(&sbi->ll_process_lock);
sbi->ll_rw_stats_on = 0;
- INIT_LIST_HEAD(&sbi->ll_pglist);
si_meminfo(&si);
pages = si.totalram - si.totalhigh;
- if (pages >> (20 - CFS_PAGE_SHIFT) < 512)
+ if (pages >> (20 - CFS_PAGE_SHIFT) < 512) {
+#ifdef HAVE_BGL_SUPPORT
+ sbi->ll_async_page_max = pages / 4;
+#else
sbi->ll_async_page_max = pages / 2;
- else
+#endif
+ } else {
sbi->ll_async_page_max = (pages / 4) * 3;
- sbi->ll_ra_info.ra_max_pages = min(num_physpages / 8,
+ }
+
+ sbi->ll_ra_info.ra_max_pages_per_file = min(pages / 32,
SBI_DEFAULT_READAHEAD_MAX);
+ sbi->ll_ra_info.ra_max_pages = sbi->ll_ra_info.ra_max_pages_per_file;
sbi->ll_ra_info.ra_max_read_ahead_whole_pages =
SBI_DEFAULT_READAHEAD_WHOLE_MAX;
- sbi->ll_contention_time = SBI_DEFAULT_CONTENTION_SECONDS;
- sbi->ll_lockless_truncate_enable = SBI_DEFAULT_LOCKLESS_TRUNCATE_ENABLE;
INIT_LIST_HEAD(&sbi->ll_conn_chain);
INIT_LIST_HEAD(&sbi->ll_orphan_dentry_list);
}
static struct dentry_operations ll_d_root_ops = {
-#ifdef DCACHE_LUSTRE_INVALID
.d_compare = ll_dcompare,
-#endif
+ .d_revalidate = ll_revalidate_nd,
};
-/* Initialize the default and maximum LOV EA and cookie sizes. This allows
- * us to make MDS RPCs with large enough reply buffers to hold the
- * maximum-sized (= maximum striped) EA and cookie without having to
- * calculate this (via a call into the LOV + OSCs) each time we make an RPC. */
-static int ll_init_ea_size(struct obd_export *md_exp, struct obd_export *dt_exp)
-{
- struct lov_stripe_md lsm = { .lsm_magic = LOV_MAGIC };
- __u32 valsize = sizeof(struct lov_desc);
- int rc, easize, def_easize, cookiesize;
- struct lov_desc desc;
- __u32 stripes;
- ENTRY;
-
- rc = obd_get_info(dt_exp, sizeof(KEY_LOVDESC), KEY_LOVDESC,
- &valsize, &desc);
- if (rc)
- RETURN(rc);
-
- stripes = min(desc.ld_tgt_count, (__u32)LOV_MAX_STRIPE_COUNT);
- lsm.lsm_stripe_count = stripes;
- easize = obd_size_diskmd(dt_exp, &lsm);
-
- lsm.lsm_stripe_count = desc.ld_default_stripe_count;
- def_easize = obd_size_diskmd(dt_exp, &lsm);
-
- cookiesize = stripes * sizeof(struct llog_cookie);
-
- CDEBUG(D_HA, "updating max_mdsize/max_cookiesize: %d/%d\n",
- easize, cookiesize);
-
- rc = md_init_ea_size(md_exp, easize, def_easize, cookiesize);
- RETURN(rc);
-}
-
static int client_common_fill_super(struct super_block *sb, char *md, char *dt)
{
struct inode *root = 0;
struct ll_sb_info *sbi = ll_s2sbi(sb);
struct obd_device *obd;
- struct lu_fid rootfid;
struct obd_capa *oc = NULL;
struct obd_statfs osfs;
struct ptlrpc_request *request = NULL;
- struct lustre_handle dt_conn = {0, };
- struct lustre_handle md_conn = {0, };
struct obd_connect_data *data = NULL;
+ struct obd_uuid *uuid;
struct lustre_md lmd;
obd_valid valid;
int size, err, checksum;
OBD_CONNECT_JOIN | OBD_CONNECT_ATTRFID |
OBD_CONNECT_VERSION | OBD_CONNECT_MDS_CAPA |
OBD_CONNECT_OSS_CAPA | OBD_CONNECT_CANCELSET|
- OBD_CONNECT_FID | OBD_CONNECT_AT;
+ OBD_CONNECT_FID | OBD_CONNECT_AT |
+ OBD_CONNECT_LOV_V3 | OBD_CONNECT_RMT_CLIENT |
+ OBD_CONNECT_VBR | OBD_CONNECT_SOM;
#ifdef HAVE_LRU_RESIZE_SUPPORT
if (sbi->ll_flags & LL_SBI_LRU_RESIZE)
/* force vfs to use lustre handler for flock() calls - bug 10743 */
sb->s_flags |= MS_FLOCK_LOCK;
#endif
-
+
if (sbi->ll_flags & LL_SBI_FLOCK)
sbi->ll_fop = &ll_file_operations_flock;
else if (sbi->ll_flags & LL_SBI_LOCALFLOCK)
/* real client */
data->ocd_connect_flags |= OBD_CONNECT_REAL;
- if (sbi->ll_flags & LL_SBI_RMT_CLIENT) {
- data->ocd_connect_flags &= ~OBD_CONNECT_LCL_CLIENT;
- data->ocd_connect_flags |= OBD_CONNECT_RMT_CLIENT;
- } else {
- data->ocd_connect_flags &= ~OBD_CONNECT_RMT_CLIENT;
- data->ocd_connect_flags |= OBD_CONNECT_LCL_CLIENT;
- }
+ if (sbi->ll_flags & LL_SBI_RMT_CLIENT)
+ data->ocd_connect_flags |= OBD_CONNECT_RMT_CLIENT_FORCE;
- err = obd_connect(NULL, &md_conn, obd, &sbi->ll_sb_uuid, data, NULL);
+ err = obd_connect(NULL, &sbi->ll_md_exp, obd, &sbi->ll_sb_uuid, data, NULL);
if (err == -EBUSY) {
LCONSOLE_ERROR_MSG(0x14f, "An MDT (md %s) is performing "
"recovery, of which this client is not a "
CERROR("cannot connect to %s: rc = %d\n", md, err);
GOTO(out, err);
}
- sbi->ll_md_exp = class_conn2export(&md_conn);
err = obd_fid_init(sbi->ll_md_exp);
if (err) {
size = sizeof(*data);
err = obd_get_info(sbi->ll_md_exp, sizeof(KEY_CONN_DATA),
- KEY_CONN_DATA, &size, data);
+ KEY_CONN_DATA, &size, data, NULL);
if (err) {
CERROR("Get connect data failed: %d \n", err);
GOTO(out_md, err);
if (data->ocd_connect_flags & OBD_CONNECT_JOIN)
sbi->ll_flags |= LL_SBI_JOIN;
- if (sbi->ll_flags & LL_SBI_RMT_CLIENT) {
- if (!(data->ocd_connect_flags & OBD_CONNECT_RMT_CLIENT)) {
- /* sometimes local client claims to be remote, but mdt
- * will disagree when client gss not applied. */
- LCONSOLE_INFO("client claims to be remote, but server "
- "rejected, forced to be local.\n");
- sbi->ll_flags &= ~LL_SBI_RMT_CLIENT;
+ if (data->ocd_connect_flags & OBD_CONNECT_RMT_CLIENT) {
+ if (!(sbi->ll_flags & LL_SBI_RMT_CLIENT)) {
+ sbi->ll_flags |= LL_SBI_RMT_CLIENT;
+ LCONSOLE_INFO("client is set as remote by default.\n");
}
} else {
- if (!(data->ocd_connect_flags & OBD_CONNECT_LCL_CLIENT)) {
- /* with gss applied, remote client can not claim to be
- * local, so mdt maybe force client to be remote. */
- LCONSOLE_INFO("client claims to be local, but server "
- "rejected, forced to be remote.\n");
- sbi->ll_flags |= LL_SBI_RMT_CLIENT;
+ if (sbi->ll_flags & LL_SBI_RMT_CLIENT) {
+ sbi->ll_flags &= ~LL_SBI_RMT_CLIENT;
+ LCONSOLE_INFO("client claims to be remote, but server "
+ "rejected, forced to be local.\n");
}
}
sbi->ll_flags |= LL_SBI_OSS_CAPA;
}
- sbi->ll_sdev_orig = sb->s_dev;
-#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,0))
- /* We set sb->s_dev equal on all lustre clients in order to support
- * NFS export clustering. NFSD requires that the FSID be the same
- * on all clients. */
- /* s_dev is also used in lt_compare() to compare two fs, but that is
- * only a node-local comparison. */
-
- /* XXX: this will not work with LMV */
- sb->s_dev = get_uuid2int(sbi2mdc(sbi)->cl_target_uuid.uuid,
- strlen(sbi2mdc(sbi)->cl_target_uuid.uuid));
-#endif
-
obd = class_name2obd(dt);
if (!obd) {
CERROR("DT %s: not setup or attached\n", dt);
OBD_CONNECT_REQPORTAL | OBD_CONNECT_BRW_SIZE |
OBD_CONNECT_CANCELSET | OBD_CONNECT_FID |
OBD_CONNECT_SRVLOCK | OBD_CONNECT_TRUNCLOCK|
- OBD_CONNECT_AT;
- if (sbi->ll_flags & LL_SBI_OSS_CAPA)
- data->ocd_connect_flags |= OBD_CONNECT_OSS_CAPA;
+ OBD_CONNECT_AT | OBD_CONNECT_RMT_CLIENT |
+ OBD_CONNECT_OSS_CAPA | OBD_CONNECT_VBR|
+ OBD_CONNECT_SOM;
if (!OBD_FAIL_CHECK(OBD_FAIL_OSC_CONNECT_CKSUM)) {
/* OBD_CONNECT_CKSUM should always be set, even if checksums are
#ifdef HAVE_LRU_RESIZE_SUPPORT
data->ocd_connect_flags |= OBD_CONNECT_LRU_RESIZE;
#endif
+ if (sbi->ll_flags & LL_SBI_RMT_CLIENT)
+ data->ocd_connect_flags |= OBD_CONNECT_RMT_CLIENT_FORCE;
+
CDEBUG(D_RPCTRACE, "ocd_connect_flags: "LPX64" ocd_version: %d "
"ocd_grant: %d\n", data->ocd_connect_flags,
data->ocd_version, data->ocd_grant);
obd->obd_upcall.onu_owner = &sbi->ll_lco;
- obd->obd_upcall.onu_upcall = ll_ocd_update;
+ obd->obd_upcall.onu_upcall = cl_ocd_update;
data->ocd_brw_size = PTLRPC_MAX_BRW_PAGES << CFS_PAGE_SHIFT;
- err = obd_connect(NULL, &dt_conn, obd, &sbi->ll_sb_uuid, data, NULL);
+ err = obd_connect(NULL, &sbi->ll_dt_exp, obd, &sbi->ll_sb_uuid, data, NULL);
if (err == -EBUSY) {
LCONSOLE_ERROR_MSG(0x150, "An OST (dt %s) is performing "
"recovery, of which this client is not a "
GOTO(out_md_fid, err);
}
- sbi->ll_dt_exp = class_conn2export(&dt_conn);
-
err = obd_fid_init(sbi->ll_dt_exp);
if (err) {
CERROR("Can't init data layer FID infrastructure, "
"rc %d\n", err);
GOTO(out_dt, err);
}
-
+
spin_lock(&sbi->ll_lco.lco_lock);
sbi->ll_lco.lco_flags = data->ocd_connect_flags;
+ sbi->ll_lco.lco_md_exp = sbi->ll_md_exp;
+ sbi->ll_lco.lco_dt_exp = sbi->ll_dt_exp;
spin_unlock(&sbi->ll_lco.lco_lock);
- err = obd_register_page_removal_cb(sbi->ll_dt_exp,
- ll_page_removal_cb,
- ll_pin_extent_cb);
- if (err) {
- CERROR("cannot register page removal callback: rc = %d\n",err);
- GOTO(out_dt, err);
- }
- err = obd_register_lock_cancel_cb(sbi->ll_dt_exp,
- ll_extent_lock_cancel_cb);
- if (err) {
- CERROR("cannot register lock cancel callback: rc = %d\n", err);
- GOTO(out_page_rm_cb, err);
- }
-
- err = ll_init_ea_size(sbi->ll_md_exp, sbi->ll_dt_exp);;
- if (err) {
- CERROR("cannot set max EA and cookie sizes: rc = %d\n", err);
- GOTO(out_lock_cn_cb, err);
- }
-
- err = obd_prep_async_page(sbi->ll_dt_exp, NULL, NULL, NULL,
- 0, NULL, NULL, NULL, 0, NULL);
- if (err < 0) {
- LCONSOLE_ERROR_MSG(0x151, "There are no OST's in this "
- "filesystem. There must be at least one "
- "active OST for a client to start.\n");
- GOTO(out_lock_cn_cb, err);
- }
-
- if (!ll_async_page_slab) {
- ll_async_page_slab_size =
- size_round(sizeof(struct ll_async_page)) + err;
- ll_async_page_slab = cfs_mem_cache_create("ll_async_page",
- ll_async_page_slab_size,
- 0, 0);
- if (!ll_async_page_slab)
- GOTO(out_lock_cn_cb, err = -ENOMEM);
- }
-
- err = md_getstatus(sbi->ll_md_exp, &rootfid, &oc);
+ fid_zero(&sbi->ll_root_fid);
+ err = md_getstatus(sbi->ll_md_exp, &sbi->ll_root_fid, &oc);
if (err) {
CERROR("cannot mds_connect: rc = %d\n", err);
GOTO(out_lock_cn_cb, err);
}
- CDEBUG(D_SUPER, "rootfid "DFID"\n", PFID(&rootfid));
- sbi->ll_root_fid = rootfid;
+ if (!fid_is_sane(&sbi->ll_root_fid)) {
+ CERROR("Invalid root fid during mount\n");
+ GOTO(out_lock_cn_cb, err = -EINVAL);
+ }
+ CDEBUG(D_SUPER, "rootfid "DFID"\n", PFID(&sbi->ll_root_fid));
sb->s_op = &lustre_super_operations;
sb->s_export_op = &lustre_export_operations;
else if (sbi->ll_flags & LL_SBI_ACL)
valid |= OBD_MD_FLACL;
- err = md_getattr(sbi->ll_md_exp, &rootfid, oc, valid, 0, &request);
+ err = md_getattr(sbi->ll_md_exp, &sbi->ll_root_fid, oc, valid, 0,
+ &request);
if (oc)
- free_capa(oc);
+ capa_put(oc);
if (err) {
CERROR("md_getattr failed for root: rc = %d\n", err);
GOTO(out_lock_cn_cb, err);
md_free_lustre_md(sbi->ll_md_exp, &lmd);
ptlrpc_req_finished(request);
- if (root == NULL || is_bad_inode(root)) {
+ if (root == NULL || IS_ERR(root)) {
if (lmd.lsm)
obd_free_memmd(sbi->ll_dt_exp, &lmd.lsm);
#ifdef CONFIG_FS_POSIX_ACL
lmd.posix_acl = NULL;
}
#endif
+ err = IS_ERR(root) ? PTR_ERR(root) : -EBADF;
+ root = NULL;
CERROR("lustre_lite: bad iget4 for root\n");
- GOTO(out_root, err = -EBADF);
+ GOTO(out_root, err);
}
err = ll_close_thread_start(&sbi->ll_lcq);
err = obd_set_info_async(sbi->ll_dt_exp, sizeof(KEY_CHECKSUM),
KEY_CHECKSUM, sizeof(checksum), &checksum,
NULL);
+ cl_sb_init(sb);
sb->s_root = d_alloc_root(root);
if (data != NULL)
OBD_FREE(data, sizeof(*data));
+
sb->s_root->d_op = &ll_d_root_ops;
+
+ sbi->ll_sdev_orig = sb->s_dev;
+
+ /* We set sb->s_dev equal on all lustre clients in order to support
+ * NFS export clustering. NFSD requires that the FSID be the same
+ * on all clients. */
+ /* s_dev is also used in lt_compare() to compare two fs, but that is
+ * only a node-local comparison. */
+ uuid = obd_get_uuid(sbi->ll_md_exp);
+ if (uuid != NULL)
+ sb->s_dev = get_uuid2int(uuid->uuid, strlen(uuid->uuid));
+
RETURN(err);
out_root:
if (root)
iput(root);
out_lock_cn_cb:
- obd_unregister_lock_cancel_cb(sbi->ll_dt_exp,
- ll_extent_lock_cancel_cb);
-out_page_rm_cb:
- obd_unregister_page_removal_cb(sbi->ll_dt_exp,
- ll_page_removal_cb);
obd_fid_fini(sbi->ll_dt_exp);
out_dt:
obd_disconnect(sbi->ll_dt_exp);
*lmmsize = obd_size_diskmd(sbi->ll_dt_exp, NULL);
size = sizeof(int);
rc = obd_get_info(sbi->ll_md_exp, sizeof(KEY_MAX_EASIZE),
- KEY_MAX_EASIZE, &size, lmmsize);
+ KEY_MAX_EASIZE, &size, lmmsize, NULL);
if (rc)
CERROR("Get max mdsize error rc %d \n", rc);
ll_close_thread_shutdown(sbi->ll_lcq);
+ cl_sb_fini(sb);
+
/* destroy inodes in deathrow */
prune_deathrow(sbi, 0);
char *s1 = options, *s2;
ENTRY;
- if (!options)
+ if (!options)
RETURN(0);
CDEBUG(D_CONFIG, "Parsing opts %s\n", options);
*flags &= ~tmp;
goto next;
}
+ tmp = ll_set_opt("lazystatfs", s1, LL_SBI_LAZYSTATFS);
+ if (tmp) {
+ *flags |= tmp;
+ goto next;
+ }
+ tmp = ll_set_opt("nolazystatfs", s1, LL_SBI_LAZYSTATFS);
+ if (tmp) {
+ *flags &= ~tmp;
+ goto next;
+ }
LCONSOLE_ERROR_MSG(0x152, "Unknown option '%s', won't mount.\n",
s1);
lli->lli_flags = 0;
lli->lli_maxbytes = PAGE_CACHE_MAXBYTES;
spin_lock_init(&lli->lli_lock);
- INIT_LIST_HEAD(&lli->lli_pending_write_llaps);
INIT_LIST_HEAD(&lli->lli_close_list);
lli->lli_inode_magic = LLI_INODE_MAGIC;
sema_init(&lli->lli_och_sem, 1);
}
err = ll_options(lsi->lsi_lmd->lmd_opts, &sbi->ll_flags);
- if (err)
+ if (err)
GOTO(out_free, err);
/* Generate a string unique to this super, in case some joker tries
OBD_FREE(md, strlen(md) + 1);
if (dt)
OBD_FREE(dt, strlen(dt) + 1);
- if (err)
+ if (err)
ll_put_super(sb);
else
- LCONSOLE_WARN("Client %s has started\n", profilenm);
+ LCONSOLE_WARN("Client %s has started\n", profilenm);
RETURN(err);
} /* ll_fill_super */
+void lu_context_keys_dump(void);
+
void ll_put_super(struct super_block *sb)
{
struct config_llog_instance cfg;
sprintf(ll_instance, "%p", sb);
cfg.cfg_instance = ll_instance;
lustre_end_log(sb, NULL, &cfg);
-
+
if (sbi->ll_md_exp) {
obd = class_exp2obd(sbi->ll_md_exp);
- if (obd)
+ if (obd)
force = obd->obd_force;
}
-
- /* We need to set force before the lov_disconnect in
+
+ /* We need to set force before the lov_disconnect in
lustre_common_put_super, since l_d cleans up osc's as well. */
if (force) {
next = 0;
&next)) != NULL) {
obd->obd_force = force;
}
- }
+ }
if (sbi->ll_lcq) {
/* Only if client_common_fill_super succeeded */
client_common_put_super(sb);
}
+
next = 0;
while ((obd = class_devices_in_group(&sbi->ll_sb_uuid, &next)) !=NULL) {
class_manual_cleanup(obd);
lustre_common_put_super(sb);
+ cl_env_cache_purge(~0);
+
LCONSOLE_WARN("client %s umount complete\n", ll_instance);
-
+
cfs_module_put();
EXIT;
} /* client_put_super */
-#ifdef HAVE_REGISTER_CACHE
-#include <linux/cache_def.h>
-#ifdef HAVE_CACHE_RETURN_INT
-static int
-#else
-static void
-#endif
-ll_shrink_cache(int priority, unsigned int gfp_mask)
-{
- struct ll_sb_info *sbi;
- int count = 0;
-
- list_for_each_entry(sbi, &ll_super_blocks, ll_list)
- count += llap_shrink_cache(sbi, priority);
-
-#ifdef HAVE_CACHE_RETURN_INT
- return count;
-#endif
-}
-
-struct cache_definition ll_cache_definition = {
- .name = "llap_cache",
- .shrink = ll_shrink_cache
-};
-#endif /* HAVE_REGISTER_CACHE */
-
struct inode *ll_inode_from_lock(struct ldlm_lock *lock)
{
struct inode *inode = NULL;
if (lli->lli_mds_read_och)
ll_md_real_close(inode, FMODE_READ);
- if (lli->lli_smd) {
- obd_change_cbdata(sbi->ll_dt_exp, lli->lli_smd,
- null_if_equal, inode);
-
- obd_free_memmd(sbi->ll_dt_exp, &lli->lli_smd);
- lli->lli_smd = NULL;
- }
-
if (lli->lli_symlink_name) {
OBD_FREE(lli->lli_symlink_name,
strlen(lli->lli_symlink_name) + 1);
spin_unlock(&sbi->ll_deathrow_lock);
#endif
ll_clear_inode_capas(inode);
+ /*
+ * XXX This has to be done before lsm is freed below, because
+ * cl_object still uses inode lsm.
+ */
+ cl_inode_fini(inode);
+
+ if (lli->lli_smd) {
+ obd_free_memmd(sbi->ll_dt_exp, &lli->lli_smd);
+ lli->lli_smd = NULL;
+ }
+
EXIT;
}
struct ptlrpc_request *request = NULL;
int rc;
ENTRY;
-
- op_data = ll_prep_md_op_data(op_data, inode, NULL, NULL, 0, 0,
+
+ op_data = ll_prep_md_op_data(op_data, inode, NULL, NULL, 0, 0,
LUSTRE_OPC_ANY, NULL);
if (IS_ERR(op_data))
RETURN(PTR_ERR(op_data));
- rc = md_setattr(sbi->ll_md_exp, op_data, NULL, 0, NULL, 0,
+ rc = md_setattr(sbi->ll_md_exp, op_data, NULL, 0, NULL, 0,
&request, mod);
if (rc) {
ptlrpc_req_finished(request);
struct ll_inode_info *lli = ll_i2info(inode);
int rc = 0;
ENTRY;
-
+
LASSERT(op_data != NULL);
if (!S_ISREG(inode->i_mode))
RETURN(0);
if (rc == -EAGAIN) {
/* MDS has instructed us to obtain Size-on-MDS attribute
* from OSTs and send setattr to back to MDS. */
- rc = ll_sizeonmds_update(inode, mod, &op_data->op_handle,
+ rc = ll_sizeonmds_update(inode, &op_data->op_handle,
op_data->op_ioepoch);
} else if (rc) {
CERROR("inode %lu mdc truncate failed: rc = %d\n",
RETURN(rc);
}
-static int ll_setattr_do_truncate(struct inode *inode, loff_t new_size)
+static int ll_setattr_do_truncate(struct inode *inode, loff_t size)
{
- struct ll_sb_info *sbi = ll_i2sbi(inode);
- struct ll_inode_info *lli = ll_i2info(inode);
- struct lov_stripe_md *lsm = lli->lli_smd;
+ struct obd_capa *capa = ll_osscapa_get(inode, CAPA_OPC_OSS_TRUNC);
int rc;
- ldlm_policy_data_t policy = { .l_extent = {new_size,
- OBD_OBJECT_EOF } };
- struct lustre_handle lockh = { 0 };
- int local_lock = 0; /* 0 - no local lock;
- * 1 - lock taken by lock_extent;
- * 2 - by obd_match*/
- int ast_flags;
- int err;
- ENTRY;
- UNLOCK_INODE_MUTEX(inode);
- UP_WRITE_I_ALLOC_SEM(inode);
-
- if (sbi->ll_lockless_truncate_enable &&
- (sbi->ll_lco.lco_flags & OBD_CONNECT_TRUNCLOCK)) {
- ast_flags = LDLM_FL_BLOCK_GRANTED;
- rc = obd_match(sbi->ll_dt_exp, lsm, LDLM_EXTENT,
- &policy, LCK_PW, &ast_flags, inode, &lockh);
- if (rc > 0) {
- local_lock = 2;
- rc = 0;
- } else if (rc == 0) {
- rc = ll_file_punch(inode, new_size, 1);
- }
- } else {
- /* XXX when we fix the AST intents to pass the discard-range
- * XXX extent, make ast_flags always LDLM_AST_DISCARD_DATA
- * XXX here. */
- ast_flags = (new_size == 0) ? LDLM_AST_DISCARD_DATA : 0;
- rc = ll_extent_lock(NULL, inode, lsm, LCK_PW, &policy,
- &lockh, ast_flags);
- if (likely(rc == 0))
- local_lock = 1;
- }
-
- LOCK_INODE_MUTEX(inode);
- DOWN_WRITE_I_ALLOC_SEM(inode);
-
- if (likely(rc == 0)) {
- /* Only ll_inode_size_lock is taken at this level.
- * lov_stripe_lock() is grabbed by ll_truncate() only over
- * call to obd_adjust_kms(). If vmtruncate returns 0, then
- * ll_truncate dropped ll_inode_size_lock() */
- ll_inode_size_lock(inode, 0);
- if (!local_lock) {
- spin_lock(&lli->lli_lock);
- lli->lli_flags |= LLIF_SRVLOCK;
- spin_unlock(&lli->lli_lock);
- }
- rc = vmtruncate(inode, new_size);
- if (!local_lock) {
- spin_lock(&lli->lli_lock);
- lli->lli_flags &= ~LLIF_SRVLOCK;
- spin_unlock(&lli->lli_lock);
- }
- if (rc != 0) {
- LASSERT(atomic_read(&lli->lli_size_sem.count) <= 0);
- ll_inode_size_unlock(inode, 0);
- }
- }
+ rc = cl_setattr_do_truncate(inode, size, capa);
+ ll_truncate_free_capa(capa);
+ return rc;
+}
- if (local_lock) {
- if (local_lock == 2)
- err = obd_cancel(sbi->ll_dt_exp, lsm, LCK_PW, &lockh);
- else
- err = ll_extent_unlock(NULL, inode, lsm, LCK_PW, &lockh);
- if (unlikely(err != 0)){
- CERROR("extent unlock failed: err=%d,"
- " unlock method =%d\n", err, local_lock);
- if (rc == 0)
- rc = err;
- }
- }
- RETURN(rc);
+static int ll_setattr_ost(struct inode *inode)
+{
+ struct obd_capa *capa = ll_mdscapa_get(inode);
+ int rc;
+
+ rc = cl_setattr_ost(inode, capa);
+ capa_put(capa);
+
+ return rc;
}
/* If this inode has objects allocated to it (lsm != NULL), then the OST
{
struct ll_inode_info *lli = ll_i2info(inode);
struct lov_stripe_md *lsm = lli->lli_smd;
- struct ll_sb_info *sbi = ll_i2sbi(inode);
struct md_op_data *op_data = NULL;
struct md_open_data *mod = NULL;
int ia_valid = attr->ia_valid;
/* POSIX: check before ATTR_*TIME_SET set (from inode_change_ok) */
if (ia_valid & (ATTR_MTIME_SET | ATTR_ATIME_SET)) {
- if (current->fsuid != inode->i_uid && !capable(CAP_FOWNER))
+ if (current->fsuid != inode->i_uid &&
+ !cfs_capable(CFS_CAP_FOWNER))
RETURN(-EPERM);
}
attr->ia_valid |= ATTR_MTIME_SET;
}
if ((attr->ia_valid & ATTR_CTIME) && !(attr->ia_valid & ATTR_MTIME)) {
- /* To avoid stale mtime on mds, obtain it from ost and send
+ /* To avoid stale mtime on mds, obtain it from ost and send
to mds. */
- rc = ll_glimpse_size(inode, 0);
- if (rc)
+ rc = cl_glimpse_size(inode);
+ if (rc)
RETURN(rc);
-
+
attr->ia_valid |= ATTR_MTIME_SET | ATTR_MTIME;
attr->ia_mtime = inode->i_mtime;
}
if (rc)
GOTO(out, rc);
- if (op_data->op_ioepoch)
- CDEBUG(D_INODE, "Epoch "LPU64" opened on "DFID" for "
- "truncate\n", op_data->op_ioepoch, PFID(&lli->lli_fid));
-
+ ll_ioepoch_open(lli, op_data->op_ioepoch);
if (!lsm || !S_ISREG(inode->i_mode)) {
CDEBUG(D_INODE, "no lsm: not setting attrs on OST\n");
GOTO(out, rc = 0);
}
- /* We really need to get our PW lock before we change inode->i_size.
- * If we don't we can race with other i_size updaters on our node, like
- * ll_file_read. We can also race with i_size propogation to other
- * nodes through dirtying and writeback of final cached pages. This
- * last one is especially bad for racing o_append users on other
- * nodes. */
- if (ia_valid & ATTR_SIZE) {
+ if (ia_valid & ATTR_SIZE)
rc = ll_setattr_do_truncate(inode, attr->ia_size);
- } else if (ia_valid & (ATTR_MTIME | ATTR_MTIME_SET)) {
- obd_flag flags;
- struct obd_info oinfo = { { { 0 } } };
- struct obdo *oa;
-
+ else if (ia_valid & (ATTR_MTIME | ATTR_MTIME_SET)) {
CDEBUG(D_INODE, "set mtime on OST inode %lu to %lu\n",
inode->i_ino, LTIME_S(attr->ia_mtime));
-
- OBDO_ALLOC(oa);
- if (oa) {
- oa->o_id = lsm->lsm_object_id;
- oa->o_gr = lsm->lsm_object_gr;
- oa->o_valid = OBD_MD_FLID | OBD_MD_FLGROUP;
-
- flags = OBD_MD_FLTYPE | OBD_MD_FLATIME |
- OBD_MD_FLMTIME | OBD_MD_FLCTIME |
- OBD_MD_FLFID | OBD_MD_FLGENER |
- OBD_MD_FLGROUP;
-
- obdo_from_inode(oa, inode, flags);
-
- oinfo.oi_oa = oa;
- oinfo.oi_md = lsm;
- oinfo.oi_capa = ll_mdscapa_get(inode);
-
- /* XXX: this looks unnecessary now. */
- rc = obd_setattr_rqset(sbi->ll_dt_exp, &oinfo, NULL);
- capa_put(oinfo.oi_capa);
- if (rc)
- CERROR("obd_setattr_async fails: rc=%d\n", rc);
- OBDO_FREE(oa);
- } else {
- rc = -ENOMEM;
- }
+ rc = ll_setattr_ost(inode);
}
EXIT;
out:
int ll_setattr(struct dentry *de, struct iattr *attr)
{
- int mode;
-
if ((attr->ia_valid & (ATTR_CTIME|ATTR_SIZE|ATTR_MODE)) ==
(ATTR_CTIME|ATTR_SIZE|ATTR_MODE))
attr->ia_valid |= MDS_OPEN_OWNEROVERRIDE;
- if ((attr->ia_valid & (ATTR_MODE|ATTR_FORCE|ATTR_SIZE)) ==
- (ATTR_SIZE|ATTR_MODE)) {
- mode = de->d_inode->i_mode;
- if (((mode & S_ISUID) && (!(attr->ia_mode & S_ISUID))) ||
- ((mode & S_ISGID) && (mode & S_IXGRP) &&
- (!(attr->ia_mode & S_ISGID))))
- attr->ia_valid |= ATTR_FORCE;
- }
+
+ if ((de->d_inode->i_mode & S_ISUID) &&
+ !(attr->ia_mode & S_ISUID) &&
+ !(attr->ia_valid & ATTR_KILL_SUID))
+ attr->ia_valid |= ATTR_KILL_SUID;
+
+ if (((de->d_inode->i_mode & (S_ISGID|S_IXGRP)) == (S_ISGID|S_IXGRP)) &&
+ !(attr->ia_mode & S_ISGID) &&
+ !(attr->ia_valid & ATTR_KILL_SGID))
+ attr->ia_valid |= ATTR_KILL_SGID;
return ll_setattr_raw(de->d_inode, attr);
}
CDEBUG(D_SUPER, "MDC blocks "LPU64"/"LPU64" objects "LPU64"/"LPU64"\n",
osfs->os_bavail, osfs->os_blocks, osfs->os_ffree,osfs->os_files);
+ if (sbi->ll_flags & LL_SBI_LAZYSTATFS)
+ flags |= OBD_STATFS_NODELAY;
+
rc = obd_statfs_rqset(class_exp2obd(sbi->ll_dt_exp),
&obd_osfs, max_age, flags);
if (rc) {
LASSERT ((lsm != NULL) == ((body->valid & OBD_MD_FLEASIZE) != 0));
if (lsm != NULL) {
if (lli->lli_smd == NULL) {
- if (lsm->lsm_magic != LOV_MAGIC &&
+ if (lsm->lsm_magic != LOV_MAGIC_V1 &&
+ lsm->lsm_magic != LOV_MAGIC_V3 &&
lsm->lsm_magic != LOV_MAGIC_JOIN) {
dump_lsm(D_ERROR, lsm);
LBUG();
}
CDEBUG(D_INODE, "adding lsm %p to inode %lu/%u(%p)\n",
lsm, inode->i_ino, inode->i_generation, inode);
- /* ll_inode_size_lock() requires it is only called
- * with lli_smd != NULL or lock_lsm == 0 or we can
- * race between lock/unlock. bug 9547 */
+ cl_inode_init(inode, md);
+ /* ll_inode_size_lock() requires it is only
+ * called with lli_smd != NULL or lock_lsm == 0
+ * or we can race between lock/unlock.
+ * bug 9547 */
lli->lli_smd = lsm;
lli->lli_maxbytes = lsm->lsm_maxbytes;
if (lli->lli_maxbytes > PAGE_CACHE_MAXBYTES)
dump_lsm(D_ERROR, lsm);
LBUG();
}
- } else
+ } else {
+ cl_inode_init(inode, md);
ll_replace_lsm(inode, lsm);
+ }
}
if (lli->lli_smd != lsm)
obd_free_memmd(ll_i2dtexp(inode), &lsm);
}
#endif
inode->i_ino = ll_fid_build_ino(sbi, &body->fid1);
+ inode->i_generation = ll_fid_build_gen(sbi, &body->fid1);
if (body->valid & OBD_MD_FLATIME &&
body->atime > LTIME_S(inode->i_atime))
LTIME_S(inode->i_atime) = body->atime;
-
+
/* mtime is always updated with ctime, but can be set in past.
As write and utime(2) may happen within 1 second, and utime's
- mtime has a priority over write's one, so take mtime from mds
+ mtime has a priority over write's one, so take mtime from mds
for the same ctimes. */
if (body->valid & OBD_MD_FLCTIME &&
body->ctime >= LTIME_S(inode->i_ctime)) {
LTIME_S(inode->i_ctime) = body->ctime;
if (body->valid & OBD_MD_FLMTIME) {
CDEBUG(D_INODE, "setting ino %lu mtime "
- "from %lu to "LPU64"\n", inode->i_ino,
+ "from %lu to "LPU64"\n", inode->i_ino,
LTIME_S(inode->i_mtime), body->mtime);
LTIME_S(inode->i_mtime) = body->mtime;
}
inode->i_mode = (inode->i_mode & S_IFMT)|(body->mode & ~S_IFMT);
if (body->valid & OBD_MD_FLTYPE)
inode->i_mode = (inode->i_mode & ~S_IFMT)|(body->mode & S_IFMT);
+ LASSERT(inode->i_mode != 0);
if (S_ISREG(inode->i_mode)) {
inode->i_blkbits = min(PTLRPC_MAX_BRW_BITS + 1, LL_MAX_BLKSIZE_BITS);
} else {
" to the "DFID", inode %lu/%u(%p)\n",
PFID(&lli->lli_fid), PFID(&body->fid1),
inode->i_ino, inode->i_generation, inode);
- } else
+ } else
lli->lli_fid = body->fid1;
}
LASSERT(fid_seq(&lli->lli_fid) != 0);
if (body->valid & OBD_MD_FLSIZE) {
- if ((ll_i2mdexp(inode)->exp_connect_flags & OBD_CONNECT_SOM) &&
+ if (exp_connect_som(ll_i2mdexp(inode)) &&
S_ISREG(inode->i_mode) && lli->lli_smd) {
struct lustre_handle lockh;
ldlm_mode_t mode;
-
+
/* As it is possible a blocking ast has been processed
- * by this time, we need to check there is an UPDATE
+ * by this time, we need to check there is an UPDATE
* lock on the client and set LLIF_MDS_SIZE_LOCK holding
* it. */
mode = ll_take_md_lock(inode, MDS_INODELOCK_UPDATE,
oinfo.oi_oa->o_id = lsm->lsm_object_id;
oinfo.oi_oa->o_gr = lsm->lsm_object_gr;
oinfo.oi_oa->o_flags = flags;
- oinfo.oi_oa->o_valid = OBD_MD_FLID | OBD_MD_FLFLAGS |
+ oinfo.oi_oa->o_valid = OBD_MD_FLID | OBD_MD_FLFLAGS |
OBD_MD_FLGROUP;
oinfo.oi_capa = ll_mdscapa_get(inode);
/* Really, we'd like to wait until there are no requests outstanding,
* and then continue. For now, we just invalidate the requests,
- * schedule, and hope.
+ * schedule() and sleep one second if needed, and hope.
*/
schedule();
+#ifdef HAVE_UMOUNTBEGIN_VFSMOUNT
+ if (atomic_read(&vfsmnt->mnt_count) > 2) {
+ cfs_schedule_timeout(CFS_TASK_INTERRUPTIBLE,
+ cfs_time_seconds(1));
+ if (atomic_read(&vfsmnt->mnt_count) > 2)
+ LCONSOLE_WARN("Mount still busy with %d refs! You "
+ "may try to umount it a bit later\n",
+ atomic_read(&vfsmnt->mnt_count));
+ }
+#endif
EXIT;
}
{
struct ll_sb_info *sbi = NULL;
struct lustre_md md;
- int rc = 0;
+ int rc;
ENTRY;
LASSERT(*inode || sb);
*/
LASSERT(fid_is_sane(&md.body->fid1));
- *inode = ll_iget(sb, ll_fid_build_ino(sbi, &md.body->fid1), &md);
- if (*inode == NULL || is_bad_inode(*inode)) {
+ *inode = ll_iget(sb, ll_fid_build_ino(sbi, &md.body->fid1),&md);
+ if (*inode == NULL || IS_ERR(*inode)) {
if (md.lsm)
obd_free_memmd(sbi->ll_dt_exp, &md.lsm);
#ifdef CONFIG_FS_POSIX_ACL
md.posix_acl = NULL;
}
#endif
- rc = -ENOMEM;
+ rc = IS_ERR(*inode) ? PTR_ERR(*inode) : -ENOMEM;
+ *inode = NULL;
CERROR("new_inode -fatal: rc %d\n", rc);
GOTO(out, rc);
}
RETURN(rc);
}
-char *llap_origins[] = {
- [LLAP_ORIGIN_UNKNOWN] = "--",
- [LLAP_ORIGIN_READPAGE] = "rp",
- [LLAP_ORIGIN_READAHEAD] = "ra",
- [LLAP_ORIGIN_COMMIT_WRITE] = "cw",
- [LLAP_ORIGIN_WRITEPAGE] = "wp",
- [LLAP_ORIGIN_LOCKLESS_IO] = "ls"
-};
-
-struct ll_async_page *llite_pglist_next_llap(struct ll_sb_info *sbi,
- struct list_head *list)
-{
- struct ll_async_page *llap;
- struct list_head *pos;
-
- list_for_each(pos, list) {
- if (pos == &sbi->ll_pglist)
- return NULL;
- llap = list_entry(pos, struct ll_async_page, llap_pglist_item);
- if (llap->llap_page == NULL)
- continue;
- return llap;
- }
- LBUG();
- return NULL;
-}
-
int ll_obd_statfs(struct inode *inode, void *arg)
{
struct ll_sb_info *sbi = NULL;
exp = sbi->ll_md_exp;
else if (type == LL_STATFS_LOV)
exp = sbi->ll_dt_exp;
- else
+ else
GOTO(out_statfs, rc = -ENODEV);
rc = obd_iocontrol(IOC_OBD_STATFS, exp, len, buf, NULL);
char *ptr;
void *sb;
struct lprocfs_static_vars lvars;
- unsigned long x;
+ unsigned long x;
int rc = 0;
lprocfs_llite_init_vars(&lvars);
/* The instance name contains the sb: lustre-client-aacfe000 */
ptr = strrchr(lustre_cfg_string(lcfg, 0), '-');
- if (!ptr || !*(++ptr))
+ if (!ptr || !*(++ptr))
return -EINVAL;
if (sscanf(ptr, "%lx", &x) != 1)
return -EINVAL;
/* This better be a real Lustre superblock! */
LASSERT(s2lsi((struct super_block *)sb)->lsi_lmd->lmd_magic == LMD_MAGIC);
- /* Note we have not called client_common_fill_super yet, so
+ /* Note we have not called client_common_fill_super yet, so
proc fns must be able to handle that! */
rc = class_process_proc_param(PARAM_LLITE, lvars.obd_vars,
lcfg, sb);
+ if (rc > 0)
+ rc = 0;
return(rc);
}
if (namelen > ll_i2sbi(i1)->ll_namelen)
return ERR_PTR(-ENAMETOOLONG);
-
+
if (op_data == NULL)
OBD_ALLOC_PTR(op_data);
-
+
if (op_data == NULL)
return ERR_PTR(-ENOMEM);
op_data->op_mod_time = cfs_time_current_sec();
op_data->op_fsuid = current->fsuid;
op_data->op_fsgid = current->fsgid;
- op_data->op_cap = current->cap_effective;
+ op_data->op_cap = cfs_curproc_cap_pack();
op_data->op_bias = MDS_CHECK_SPLIT;
op_data->op_opc = opc;
op_data->op_mds = 0;
capa_put(op_data->op_capa2);
OBD_FREE_PTR(op_data);
}
+
+int ll_show_options(struct seq_file *seq, struct vfsmount *vfs)
+{
+ struct ll_sb_info *sbi;
+
+ LASSERT((seq != NULL) && (vfs != NULL));
+ sbi = ll_s2sbi(vfs->mnt_sb);
+
+ if (sbi->ll_flags & LL_SBI_NOLCK)
+ seq_puts(seq, ",nolock");
+
+ if (sbi->ll_flags & LL_SBI_FLOCK)
+ seq_puts(seq, ",flock");
+
+ if (sbi->ll_flags & LL_SBI_LOCALFLOCK)
+ seq_puts(seq, ",localflock");
+
+ if (sbi->ll_flags & LL_SBI_USER_XATTR)
+ seq_puts(seq, ",user_xattr");
+
+ if (sbi->ll_flags & LL_SBI_ACL)
+ seq_puts(seq, ",acl");
+
+ if (sbi->ll_flags & LL_SBI_LAZYSTATFS)
+ seq_puts(seq, ",lazystatfs");
+
+ RETURN(0);
+}