#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);
#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"
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;
}
}
static int fsfilt_ext3_set_md(struct inode *inode, void *handle,
- void *lmm, int lmm_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);
-
- rc = fsfilt_ext3_set_xattr(inode, handle, XATTR_LUSTRE_MDS_LOV_EA,
- lmm, lmm_size);
- return rc;
-}
-
-/* Must be called with i_sem held */
-static int fsfilt_ext3_get_md(struct inode *inode, void *lmm, int lmm_size)
-{
- int rc;
-
- rc = fsfilt_ext3_get_xattr(inode, XATTR_LUSTRE_MDS_LOV_EA,
- lmm, lmm_size);
- return rc;
-}
-
-static int fsfilt_ext3_set_mid(struct inode *inode, void *handle,
- void *mid, int mid_size)
-{
- int rc;
-
- rc = fsfilt_ext3_set_xattr(inode, handle, XATTR_LUSTRE_MDS_MID_EA,
- mid, mid_size);
- return rc;
-}
-
-/* Must be called with i_sem held */
-static int fsfilt_ext3_get_mid(struct inode *inode, void *mid, int mid_size)
-{
- int rc;
-
- rc = fsfilt_ext3_get_xattr(inode, XATTR_LUSTRE_MDS_MID_EA,
- mid, mid_size);
- return rc;
-}
-
-static int fsfilt_ext3_set_sid(struct inode *inode, void *handle,
- void *sid, int sid_size)
+ void *lmm, int lmm_size,
+ enum ea_type type)
{
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;
+ }
- rc = fsfilt_ext3_set_xattr(inode, handle, XATTR_LUSTRE_MDS_SID_EA,
- sid, sid_size);
return rc;
}
-/* Must be called with i_sem held */
-static int fsfilt_ext3_get_sid(struct inode *inode, void *sid, int sid_size)
+static int fsfilt_ext3_get_md(struct inode *inode, void *lmm,
+ int lmm_size, enum ea_type type)
{
int rc;
-
- rc = fsfilt_ext3_get_xattr(inode, XATTR_LUSTRE_MDS_SID_EA,
- sid, sid_size);
+
+ 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;
}
fcb->cb_data = cb_data;
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;
}
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;
.fs_iocontrol = fsfilt_ext3_iocontrol,
.fs_set_md = fsfilt_ext3_set_md,
.fs_get_md = fsfilt_ext3_get_md,
- .fs_set_mid = fsfilt_ext3_set_mid,
- .fs_get_mid = fsfilt_ext3_get_mid,
- .fs_set_sid = fsfilt_ext3_set_sid,
- .fs_get_sid = fsfilt_ext3_get_sid,
.fs_readpage = fsfilt_ext3_readpage,
.fs_add_journal_cb = fsfilt_ext3_add_journal_cb,
.fs_statfs = fsfilt_ext3_statfs,