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| author |   Dave Chinner <dchinner@redhat.com> | 2021-06-18 08:21:48 -0700 |
|---|---|---|
| committer |   Darrick J. Wong <djwong@kernel.org> | 2021-06-18 08:21:48 -0700 |
| commit | a6a65fef5ef8d0a6a0ce514eb66b2f3dfa777b48 (patch) | |
| tree | 0630b9bb5b07bfb7c801ce522c84673910650474 /fs/xfs/libxfs/xfs_log_format.h | |
| parent | xfs: remove redundant initialization of variable error (diff) | |
| download | linux-dev-a6a65fef5ef8d0a6a0ce514eb66b2f3dfa777b48.tar.xz linux-dev-a6a65fef5ef8d0a6a0ce514eb66b2f3dfa777b48.zip | |
xfs: log stripe roundoff is a property of the log
We don't need to look at the xfs_mount and superblock every time we
need to do an iclog roundoff calculation. The property is fixed for
the life of the log, so store the roundoff in the log at mount time
and use that everywhere.
On a debug build:
$ size fs/xfs/xfs_log.o.*
text data bss dec hex filename
27360 560 8 27928 6d18 fs/xfs/xfs_log.o.orig
27219 560 8 27787 6c8b fs/xfs/xfs_log.o.patched
Signed-off-by: Dave Chinner <dchinner@redhat.com>
Reviewed-by: Chandan Babu R <chandanrlinux@gmail.com>
Reviewed-by: Darrick J. Wong <djwong@kernel.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Allison Henderson <allison.henderson@oracle.com>
Diffstat (limited to 'fs/xfs/libxfs/xfs_log_format.h')
| -rw-r--r-- | fs/xfs/libxfs/xfs_log_format.h | 3 |
1 files changed, 0 insertions, 3 deletions
diff --git a/fs/xfs/libxfs/xfs_log_format.h b/fs/xfs/libxfs/xfs_log_format.h index 3e15ea29fb8d..d548ea4b6aab 100644 --- a/fs/xfs/libxfs/xfs_log_format.h +++ b/fs/xfs/libxfs/xfs_log_format.h @@ -34,9 +34,6 @@ typedef uint32_t xlog_tid_t; #define XLOG_MIN_RECORD_BSHIFT 14 /* 16384 == 1 << 14 */ #define XLOG_BIG_RECORD_BSHIFT 15 /* 32k == 1 << 15 */ #define XLOG_MAX_RECORD_BSHIFT 18 /* 256k == 1 << 18 */ -#define XLOG_BTOLSUNIT(log, b) (((b)+(log)->l_mp->m_sb.sb_logsunit-1) / \ - (log)->l_mp->m_sb.sb_logsunit) -#define XLOG_LSUNITTOB(log, su) ((su) * (log)->l_mp->m_sb.sb_logsunit) #define XLOG_HEADER_SIZE 512 |