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| author | Jens Axboe <jens.axboe@oracle.com> | 2009-10-05 09:30:10 +0200 |
|---|---|---|
| committer | Jens Axboe <jens.axboe@oracle.com> | 2009-10-05 09:30:10 +0200 |
| commit | 5d13379a4dba717fb75b749acc0f928c2c02db17 (patch) | |
| tree | ab5bf870206e6ea8e744390cdb37cb14f7e78257 /fs/ext4/ext4_jbd2.h | |
| parent | block: CFQ is more than a desktop scheduler (diff) | |
| parent | Linux 2.6.32-rc3 (diff) | |
| download | linux-5d13379a4dba717fb75b749acc0f928c2c02db17.tar.xz linux-5d13379a4dba717fb75b749acc0f928c2c02db17.zip | |
Merge branch 'master' into for-2.6.33
Diffstat (limited to 'fs/ext4/ext4_jbd2.h')
| -rw-r--r-- | fs/ext4/ext4_jbd2.h | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/fs/ext4/ext4_jbd2.h b/fs/ext4/ext4_jbd2.h index 139fb8cb87e4..a2865980342f 100644 --- a/fs/ext4/ext4_jbd2.h +++ b/fs/ext4/ext4_jbd2.h @@ -161,11 +161,13 @@ int __ext4_handle_dirty_metadata(const char *where, handle_t *handle, handle_t *ext4_journal_start_sb(struct super_block *sb, int nblocks); int __ext4_journal_stop(const char *where, handle_t *handle); -#define EXT4_NOJOURNAL_HANDLE ((handle_t *) 0x1) +#define EXT4_NOJOURNAL_MAX_REF_COUNT ((unsigned long) 4096) +/* Note: Do not use this for NULL handles. This is only to determine if + * a properly allocated handle is using a journal or not. */ static inline int ext4_handle_valid(handle_t *handle) { - if (handle == EXT4_NOJOURNAL_HANDLE) + if ((unsigned long)handle < EXT4_NOJOURNAL_MAX_REF_COUNT) return 0; return 1; } |