#include <ext3/xattr.h>
#endif
-#include <linux/kp30.h>
+#include <libcfs/kp30.h>
#include <linux/lustre_fsfilt.h>
#include <linux/obd.h>
#include <linux/obd_class.h>
#endif
+#if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,7))
+# define lock_24kernel() lock_kernel()
+# define unlock_24kernel() unlock_kernel()
+#else
+# define lock_24kernel() do {} while (0)
+# define unlock_24kernel() do {} while (0)
+#endif
+
static kmem_cache_t *fcb_cache;
static atomic_t fcb_cache_count = ATOMIC_INIT(0);
struct journal_callback cb_jcb; /* jbd private data - MUST BE FIRST */
fsfilt_cb_t cb_func; /* MDS/OBD completion function */
struct obd_device *cb_obd; /* MDS/OBD completion device */
- __u64 cb_last_rcvd; /* MDS/OST last committed operation */
+ __u64 cb_last_num; /* MDS/OST last committed operation */
void *cb_data; /* MDS/OST completion function data */
};
#ifndef EXT3_XATTR_INDEX_TRUSTED /* temporary until we hit l28 kernel */
#define EXT3_XATTR_INDEX_TRUSTED 4
#endif
+
#define XATTR_LUSTRE_MDS_LOV_EA "lov"
+#define XATTR_LUSTRE_MDS_MEA_EA "mea"
+#define XATTR_LUSTRE_MDS_MID_EA "mid"
+#define XATTR_LUSTRE_MDS_SID_EA "sid"
/*
* We don't currently need any additional blocks for rmdir and
goto journal_start;
}
- /* XXX BUG 3188 -- must return to one set of opcodes */
- /* FIXME - cache hook */
- if (op & 0x20) {
- nblocks += EXT3_INDEX_EXTRA_TRANS_BLOCKS+EXT3_DATA_TRANS_BLOCKS;
- op = op & ~0x20;
- }
-
- /* FIXME - kml */
- if (op & 0x10) {
- nblocks += EXT3_INDEX_EXTRA_TRANS_BLOCKS+EXT3_DATA_TRANS_BLOCKS;
- op = op & ~0x10;
- }
-
+ if (logs)
+ nblocks += (EXT3_INDEX_EXTRA_TRANS_BLOCKS +
+ EXT3_SINGLEDATA_TRANS_BLOCKS) * logs;
+
switch(op) {
case FSFILT_OP_RMDIR:
case FSFILT_OP_UNLINK:
/* delete one file + create/update logs for each stripe */
nblocks += EXT3_DELETE_TRANS_BLOCKS;
- nblocks += (EXT3_INDEX_EXTRA_TRANS_BLOCKS +
- EXT3_SINGLEDATA_TRANS_BLOCKS) * logs;
+ /*nblocks += (EXT3_INDEX_EXTRA_TRANS_BLOCKS +
+ EXT3_SINGLEDATA_TRANS_BLOCKS) * logs;*/
break;
case FSFILT_OP_RENAME:
/* modify additional directory */
/* no break */
case FSFILT_OP_CREATE:
/* create/update logs for each stripe */
- nblocks += (EXT3_INDEX_EXTRA_TRANS_BLOCKS +
- EXT3_SINGLEDATA_TRANS_BLOCKS) * logs;
+ /*nblocks += (EXT3_INDEX_EXTRA_TRANS_BLOCKS +
+ EXT3_SINGLEDATA_TRANS_BLOCKS) * logs;*/
/* no break */
case FSFILT_OP_MKDIR:
case FSFILT_OP_MKNOD:
}
journal_start:
- lock_kernel();
+ LASSERTF(nblocks > 0, "can't start %d credit transaction\n", nblocks);
+ lock_24kernel();
handle = journal_start(EXT3_JOURNAL(inode), nblocks);
- unlock_kernel();
+ unlock_24kernel();
if (!IS_ERR(handle))
LASSERT(current->journal_info == handle);
needed = journal->j_max_transaction_buffers;
}
- lock_kernel();
+ LASSERTF(needed > 0, "can't start %d credit transaction\n", needed);
+ lock_24kernel();
handle = journal_start(journal, needed);
- unlock_kernel();
+ unlock_24kernel();
if (IS_ERR(handle)) {
CERROR("can't get handle for %d credits: rc = %ld\n", needed,
PTR_ERR(handle));
if (force_sync)
handle->h_sync = 1; /* recovery likes this */
- lock_kernel();
+ lock_24kernel();
rc = journal_stop(handle);
- unlock_kernel();
+ unlock_24kernel();
return rc;
}
RETURN(rc);
}
-static int fsfilt_ext3_set_md(struct inode *inode, void *handle,
- void *lmm, int lmm_size)
+static int fsfilt_ext3_set_xattr(struct inode * inode, void *handle, char *name,
+ void *buffer, int buffer_size)
{
- int rc;
-
- LASSERT(down_trylock(&inode->i_sem) != 0);
-
- /* keep this when we get rid of OLD_EA (too noisy during conversion) */
- if (EXT3_I(inode)->i_file_acl /* || large inode EA flag */)
- CWARN("setting EA on %lu/%u again... interesting\n",
- inode->i_ino, inode->i_generation);
+ int rc = 0;
lock_kernel();
- rc = ext3_xattr_set_handle(handle, inode, EXT3_XATTR_INDEX_TRUSTED,
- XATTR_LUSTRE_MDS_LOV_EA, lmm, lmm_size, 0);
+ rc = ext3_xattr_set_handle(handle, inode, EXT3_XATTR_INDEX_TRUSTED,
+ name, buffer, buffer_size, 0);
unlock_kernel();
-
if (rc)
- CERROR("error adding MD data to inode %lu: rc = %d\n",
- inode->i_ino, rc);
+ CERROR("set xattr %s from inode %lu: rc %d\n",
+ name, inode->i_ino, rc);
return rc;
}
-/* Must be called with i_sem held */
-static int fsfilt_ext3_get_md(struct inode *inode, void *lmm, int lmm_size)
+static int fsfilt_ext3_get_xattr(struct inode *inode, char *name,
+ void *buffer, int buffer_size)
{
- int rc;
-
- LASSERT(down_trylock(&inode->i_sem) != 0);
+ int rc = 0;
+
lock_kernel();
rc = ext3_xattr_get(inode, EXT3_XATTR_INDEX_TRUSTED,
- XATTR_LUSTRE_MDS_LOV_EA, lmm, lmm_size);
+ name, buffer, buffer_size);
unlock_kernel();
- /* This gives us the MD size */
- if (lmm == NULL)
+ if (buffer == NULL)
return (rc == -ENODATA) ? 0 : rc;
-
if (rc < 0) {
- CDEBUG(D_INFO, "error getting EA %d/%s from inode %lu: rc %d\n",
- EXT3_XATTR_INDEX_TRUSTED, XATTR_LUSTRE_MDS_LOV_EA,
- inode->i_ino, rc);
- memset(lmm, 0, lmm_size);
+ CDEBUG(D_INFO, "error getting EA %s from inode %lu: rc %d\n",
+ name, inode->i_ino, rc);
+ memset(buffer, 0, buffer_size);
return (rc == -ENODATA) ? 0 : rc;
}
return rc;
}
-#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0))
-static int fsfilt_ext3_send_bio(int rw, struct inode *inode, struct bio *bio)
+static int fsfilt_ext3_set_md(struct inode *inode, void *handle,
+ void *lmm, int lmm_size,
+ enum ea_type type)
{
- submit_bio(rw, bio);
- return 0;
+ int rc;
+
+ switch(type) {
+ case EA_LOV:
+ rc = fsfilt_ext3_set_xattr(inode, handle,
+ XATTR_LUSTRE_MDS_LOV_EA,
+ lmm, lmm_size);
+ break;
+ case EA_MEA:
+ rc = fsfilt_ext3_set_xattr(inode, handle,
+ XATTR_LUSTRE_MDS_MEA_EA,
+ lmm, lmm_size);
+ break;
+ case EA_SID:
+ rc = fsfilt_ext3_set_xattr(inode, handle,
+ XATTR_LUSTRE_MDS_SID_EA,
+ lmm, lmm_size);
+ break;
+ case EA_MID:
+ rc = fsfilt_ext3_set_xattr(inode, handle,
+ XATTR_LUSTRE_MDS_MID_EA,
+ lmm, lmm_size);
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ return rc;
}
-#else
-static int fsfilt_ext3_send_bio(int rw, struct inode *inode, struct kiobuf *bio)
+
+static int fsfilt_ext3_get_md(struct inode *inode, void *lmm,
+ int lmm_size, enum ea_type type)
{
- int rc, blocks_per_page;
+ int rc;
+
+ switch (type) {
+ case EA_LOV:
+ rc = fsfilt_ext3_get_xattr(inode,
+ XATTR_LUSTRE_MDS_LOV_EA,
+ lmm, lmm_size);
+ break;
+ case EA_MEA:
+ rc = fsfilt_ext3_get_xattr(inode,
+ XATTR_LUSTRE_MDS_MEA_EA,
+ lmm, lmm_size);
+ break;
+ case EA_SID:
+ rc = fsfilt_ext3_get_xattr(inode,
+ XATTR_LUSTRE_MDS_SID_EA,
+ lmm, lmm_size);
+ break;
+ case EA_MID:
+ rc = fsfilt_ext3_get_xattr(inode,
+ XATTR_LUSTRE_MDS_MID_EA,
+ lmm, lmm_size);
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ return rc;
+}
- rc = brw_kiovec(rw, 1, &bio, inode->i_dev,
- bio->blocks, 1 << inode->i_blkbits);
+static int fsfilt_ext3_send_bio(int rw, struct inode *inode, void *bio)
+{
+ int rc = 0;
+#if (LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0))
+ submit_bio(rw, (struct bio *)bio);
+#else
+ struct bio *b = (struct kiobuf *)bio;
+ int blocks_per_page;
+
+ rc = brw_kiovec(rw, 1, &b, inode->i_dev,
+ b->blocks, 1 << inode->i_blkbits);
blocks_per_page = PAGE_SIZE >> inode->i_blkbits;
- if (rc != (1 << inode->i_blkbits) * bio->nr_pages * blocks_per_page) {
+ if (rc != (1 << inode->i_blkbits) * b->nr_pages * blocks_per_page) {
CERROR("short write? expected %d, wrote %d\n",
- (1 << inode->i_blkbits) * bio->nr_pages *
+ (1 << inode->i_blkbits) * b->nr_pages *
blocks_per_page, rc);
}
-
+#endif
return rc;
}
-#endif
-/* FIXME-UMKA: This should be used in 2.6.x io code later. */
static struct page *fsfilt_ext3_getpage(struct inode *inode, long int index)
{
int rc;
{
struct fsfilt_cb_data *fcb = (struct fsfilt_cb_data *)jcb;
- fcb->cb_func(fcb->cb_obd, fcb->cb_last_rcvd, fcb->cb_data, error);
+ fcb->cb_func(fcb->cb_obd, fcb->cb_last_num, fcb->cb_data, error);
OBD_SLAB_FREE(fcb, fcb_cache, sizeof *fcb);
atomic_dec(&fcb_cache_count);
static int fsfilt_ext3_add_journal_cb(struct obd_device *obd,
struct super_block *sb,
- __u64 last_rcvd,
- void *handle, fsfilt_cb_t cb_func,
+ __u64 last_num, void *handle,
+ fsfilt_cb_t cb_func,
void *cb_data)
{
struct fsfilt_cb_data *fcb;
atomic_inc(&fcb_cache_count);
fcb->cb_func = cb_func;
fcb->cb_obd = obd;
- fcb->cb_last_rcvd = last_rcvd;
+ fcb->cb_last_num = last_num;
fcb->cb_data = cb_data;
- CDEBUG(D_EXT2, "set callback for last_rcvd: "LPD64"\n", last_rcvd);
+ CDEBUG(D_EXT2, "set callback for last_num: "LPD64"\n", last_num);
lock_kernel();
journal_callback_set(handle, fsfilt_ext3_cb_func,
(struct journal_callback *)fcb);
unlock_kernel();
-
return 0;
}
#define ext3_up_truncate_sem(inode) up(&EXT3_I(inode)->truncate_sem);
#define ext3_down_truncate_sem(inode) down(&EXT3_I(inode)->truncate_sem);
#endif
-
+
#include <linux/lustre_version.h>
#if EXT3_EXT_MAGIC == 0xf301
#define ee_start e_start
loff_t new_i_size;
handle_t *handle;
int i, aflags = 0;
-
+
i = EXT_DEPTH(tree);
EXT_ASSERT(i == path->p_depth);
EXT_ASSERT(path[i].p_hdr);
-
+
if (exist) {
err = EXT_CONTINUE;
goto map;
}
-
+
if (bp->create == 0) {
i = 0;
if (newex->ee_block < bp->start)
tgen = EXT_GENERATION(tree);
count = ext3_ext_calc_credits_for_insert(tree, path);
ext3_up_truncate_sem(inode);
-
lock_kernel();
handle = journal_start(EXT3_JOURNAL(inode), count + EXT3_ALLOC_NEEDED + 1);
unlock_kernel();
ext3_down_truncate_sem(inode);
return PTR_ERR(handle);
}
-
+
if (tgen != EXT_GENERATION(tree)) {
/* the tree has changed. so path can be invalid at moment */
lock_kernel();
ext3_down_truncate_sem(inode);
return EXT_REPEAT;
}
-
ext3_down_truncate_sem(inode);
count = newex->ee_len;
goal = ext3_ext_find_goal(inode, path, newex->ee_block, &aflags);
}
}
out:
- lock_kernel();
+ lock_24kernel();
journal_stop(handle);
- unlock_kernel();
+ unlock_24kernel();
map:
if (err >= 0) {
/* map blocks */
bp.start = block;
bp.init_num = bp.num = num;
bp.create = create;
-
+
ext3_down_truncate_sem(inode);
err = ext3_ext_walk_space(&tree, block, num, ext3_ext_new_extent_cb);
ext3_ext_invalidate_cache(&tree);
ext3_up_truncate_sem(inode);
-
return err;
}
loff_t new_size = inode->i_size;
journal_t *journal;
handle_t *handle;
- int err, block_count = 0, blocksize, size, boffs;
+ int err = 0, block_count = 0, blocksize, size, boffs;
/* Determine how many transaction credits are needed */
blocksize = 1 << inode->i_blkbits;
block_count = (block_count + blocksize - 1) >> inode->i_blkbits;
journal = EXT3_SB(inode->i_sb)->s_journal;
- lock_kernel();
+ lock_24kernel();
handle = journal_start(journal,
block_count * EXT3_DATA_TRANS_BLOCKS + 2);
- unlock_kernel();
+ unlock_24kernel();
if (IS_ERR(handle)) {
CERROR("can't start transaction\n");
return PTR_ERR(handle);
unlock_kernel();
}
- lock_kernel();
+ lock_24kernel();
journal_stop(handle);
- unlock_kernel();
+ unlock_24kernel();
if (err == 0)
*offs = offset;
#endif
/* setup mdsnum in underlying fs */
#ifdef EXT3_FEATURE_INCOMPAT_MDSNUM
- if (mds->mds_lmv_obd) {
+ if (mds->mds_md_obd) {
struct ext3_sb_info *sbi = EXT3_SB(sb);
struct ext3_super_block *es = sbi->s_es;
handle_t *handle;
int err;
if (!EXT3_HAS_INCOMPAT_FEATURE(sb, EXT3_FEATURE_INCOMPAT_MDSNUM)) {
- CWARN("%s: set mdsnum %d in ext3fs\n",
- obd->obd_name, mds->mds_num);
+ CWARN("%s: set mdsnum %d in ext3\n",
+ obd->obd_name, mds->mds_num);
lock_kernel();
handle = journal_start(sbi->s_journal, 1);
unlock_kernel();
extern int ext3_del_dir_entry(struct dentry *dentry);
static int fsfilt_ext3_add_dir_entry(struct obd_device *obd,
- struct dentry *parent,
- char *name, int namelen,
- unsigned long ino,
- unsigned long generation,
- unsigned mds)
+ struct dentry *parent,
+ char *name, int namelen,
+ unsigned long ino,
+ unsigned long generation,
+ unsigned long mds,
+ unsigned long fid)
{
#ifdef EXT3_FEATURE_INCOMPAT_MDSNUM
struct dentry *dentry;
(int) PTR_ERR(dentry));
RETURN(PTR_ERR(dentry));
}
- if (dentry->d_inode != NULL) {
+ if (dentry->d_inode != NULL || dentry->d_flags & DCACHE_CROSS_REF) {
CERROR("dentry %*s(0x%p) found\n", dentry->d_name.len,
dentry->d_name.name, dentry);
l_dput(dentry);
dentry->d_inum = ino;
dentry->d_mdsnum = mds;
dentry->d_generation = generation;
+ dentry->d_fid = fid;
lock_kernel();
err = ext3_add_dir_entry(dentry);
unlock_kernel();
#endif
}
-static int fsfilt_ext3_set_xattr(struct inode * inode, void *handle, char *name,
- void *buffer, int buffer_size)
-{
- int rc = 0;
-
- lock_kernel();
-
- rc = ext3_xattr_set_handle(handle, inode, EXT3_XATTR_INDEX_TRUSTED,
- name, buffer, buffer_size, 0);
- unlock_kernel();
- if (rc)
- CERROR("set xattr %s from inode %lu: rc %d\n",
- name, inode->i_ino, rc);
- return rc;
-}
-
-static int fsfilt_ext3_get_xattr(struct inode *inode, char *name,
- void *buffer, int buffer_size)
-{
- int rc = 0;
-
- lock_kernel();
-
- rc = ext3_xattr_get(inode, EXT3_XATTR_INDEX_TRUSTED,
- name, buffer, buffer_size);
- unlock_kernel();
-
- if (buffer == NULL)
- return (rc == -ENODATA) ? 0 : rc;
- if (rc < 0) {
- CDEBUG(D_INFO, "error getting EA %s from inode %lu: rc %d\n",
- name, inode->i_ino, rc);
- memset(buffer, 0, buffer_size);
- return (rc == -ENODATA) ? 0 : rc;
- }
-
- return rc;
-}
-
/* If fso is NULL, op is FSFILT operation, otherwise op is number of fso
objects. Logs is number of logfiles to update */
static int fsfilt_ext3_get_op_len(int op, struct fsfilt_objinfo *fso, int logs)
}
static struct fsfilt_operations fsfilt_ext3_ops = {
- .fs_type = "ext3",
- .fs_owner = THIS_MODULE,
- .fs_start = fsfilt_ext3_start,
- .fs_brw_start = fsfilt_ext3_brw_start,
- .fs_commit = fsfilt_ext3_commit,
- .fs_commit_async = fsfilt_ext3_commit_async,
- .fs_commit_wait = fsfilt_ext3_commit_wait,
- .fs_setattr = fsfilt_ext3_setattr,
- .fs_iocontrol = fsfilt_ext3_iocontrol,
- .fs_set_md = fsfilt_ext3_set_md,
- .fs_get_md = fsfilt_ext3_get_md,
- .fs_readpage = fsfilt_ext3_readpage,
- .fs_add_journal_cb = fsfilt_ext3_add_journal_cb,
- .fs_statfs = fsfilt_ext3_statfs,
- .fs_sync = fsfilt_ext3_sync,
- .fs_map_inode_pages = fsfilt_ext3_map_inode_pages,
- .fs_prep_san_write = fsfilt_ext3_prep_san_write,
- .fs_write_record = fsfilt_ext3_write_record,
- .fs_read_record = fsfilt_ext3_read_record,
- .fs_setup = fsfilt_ext3_setup,
- .fs_getpage = fsfilt_ext3_getpage,
- .fs_send_bio = fsfilt_ext3_send_bio,
- .fs_set_xattr = fsfilt_ext3_set_xattr,
- .fs_get_xattr = fsfilt_ext3_get_xattr,
- .fs_get_op_len = fsfilt_ext3_get_op_len,
- .fs_add_dir_entry = fsfilt_ext3_add_dir_entry,
- .fs_del_dir_entry = fsfilt_ext3_del_dir_entry,
+ .fs_type = "ext3",
+ .fs_owner = THIS_MODULE,
+ .fs_start = fsfilt_ext3_start,
+ .fs_brw_start = fsfilt_ext3_brw_start,
+ .fs_commit = fsfilt_ext3_commit,
+ .fs_commit_async = fsfilt_ext3_commit_async,
+ .fs_commit_wait = fsfilt_ext3_commit_wait,
+ .fs_setattr = fsfilt_ext3_setattr,
+ .fs_iocontrol = fsfilt_ext3_iocontrol,
+ .fs_set_md = fsfilt_ext3_set_md,
+ .fs_get_md = fsfilt_ext3_get_md,
+ .fs_readpage = fsfilt_ext3_readpage,
+ .fs_add_journal_cb = fsfilt_ext3_add_journal_cb,
+ .fs_statfs = fsfilt_ext3_statfs,
+ .fs_sync = fsfilt_ext3_sync,
+ .fs_map_inode_pages = fsfilt_ext3_map_inode_pages,
+ .fs_prep_san_write = fsfilt_ext3_prep_san_write,
+ .fs_write_record = fsfilt_ext3_write_record,
+ .fs_read_record = fsfilt_ext3_read_record,
+ .fs_setup = fsfilt_ext3_setup,
+ .fs_getpage = fsfilt_ext3_getpage,
+ .fs_send_bio = fsfilt_ext3_send_bio,
+ .fs_set_xattr = fsfilt_ext3_set_xattr,
+ .fs_get_xattr = fsfilt_ext3_get_xattr,
+ .fs_get_op_len = fsfilt_ext3_get_op_len,
+ .fs_add_dir_entry = fsfilt_ext3_add_dir_entry,
+ .fs_del_dir_entry = fsfilt_ext3_del_dir_entry,
.fs_init_extents_ea = fsfilt_ext3_init_extents_ea,
.fs_insert_extents_ea = fsfilt_ext3_insert_extents_ea,
.fs_remove_extents_ea = fsfilt_ext3_remove_extents_ea,
git://git.whamcloud.com / fs / lustre-release.git / blobdiff