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Merge branch 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4

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* 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4:
  ext4: Fix potential inode allocation soft lockup in Orlov allocator
  ext4: Make the extent validity check more paranoid
  jbd: use SWRITE_SYNC_PLUG when writing synchronous revoke records
  jbd2: use SWRITE_SYNC_PLUG when writing synchronous revoke records
  ext4: really print the find_group_flex fallback warning only once
This commit is contained in:
Linus Torvalds
2009-04-24 08:37:40 -07:00
parent 6ae85d6db4 b5451f7b26
commit a4277bf122
8 changed files with 46 additions and 30 deletions
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20
fs/jbd/revoke.c
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@@ -86,6 +86,7 @@
#include <linux/slab.h>
#include <linux/list.h>
#include <linux/init.h>
#include <linux/bio.h>
#endif
#include <linux/log2.h>
@@ -118,8 +119,8 @@ struct jbd_revoke_table_s
#ifdef __KERNEL__
static void write_one_revoke_record(journal_t *, transaction_t *,
struct journal_head **, int *,
struct jbd_revoke_record_s *);
static void flush_descriptor(journal_t *, struct journal_head *, int);
struct jbd_revoke_record_s *, int);
static void flush_descriptor(journal_t *, struct journal_head *, int, int);
#endif
/* Utility functions to maintain the revoke table */
@@ -500,7 +501,7 @@ void journal_switch_revoke_table(journal_t *journal)
* revoke hash, deleting the entries as we go.
*/
void journal_write_revoke_records(journal_t *journal,
transaction_t *transaction)
transaction_t *transaction, int write_op)
{
struct journal_head *descriptor;
struct jbd_revoke_record_s *record;
@@ -524,14 +525,14 @@ void journal_write_revoke_records(journal_t *journal,
hash_list->next;
write_one_revoke_record(journal, transaction,
&descriptor, &offset,
record);
record, write_op);
count++;
list_del(&record->hash);
kmem_cache_free(revoke_record_cache, record);
}
}
if (descriptor)
flush_descriptor(journal, descriptor, offset);
flush_descriptor(journal, descriptor, offset, write_op);
jbd_debug(1, "Wrote %d revoke records\n", count);
}
@@ -544,7 +545,8 @@ static void write_one_revoke_record(journal_t *journal,
transaction_t *transaction,
struct journal_head **descriptorp,
int *offsetp,
struct jbd_revoke_record_s *record)
struct jbd_revoke_record_s *record,
int write_op)
{
struct journal_head *descriptor;
int offset;
@@ -563,7 +565,7 @@ static void write_one_revoke_record(journal_t *journal,
/* Make sure we have a descriptor with space left for the record */
if (descriptor) {
if (offset == journal->j_blocksize) {
flush_descriptor(journal, descriptor, offset);
flush_descriptor(journal, descriptor, offset, write_op);
descriptor = NULL;
}
}
@@ -600,7 +602,7 @@ static void write_one_revoke_record(journal_t *journal,
static void flush_descriptor(journal_t *journal,
struct journal_head *descriptor,
int offset)
int offset, int write_op)
{
journal_revoke_header_t *header;
struct buffer_head *bh = jh2bh(descriptor);
@@ -615,7 +617,7 @@ static void flush_descriptor(journal_t *journal,
set_buffer_jwrite(bh);
BUFFER_TRACE(bh, "write");
set_buffer_dirty(bh);
ll_rw_block(SWRITE, 1, &bh);
ll_rw_block((write_op == WRITE) ? SWRITE : SWRITE_SYNC_PLUG, 1, &bh);
}
#endif