diff options
| author | Eric Sandeen <sandeen@sandeen.net> | 2007-08-16 10:25:33 +0400 |
|---|---|---|
| committer | Tim Shimmin <tes@chook.melbourne.sgi.com> | 2007-10-15 10:42:18 +0400 |
| commit | dcb3b83febd1028afbc4a32cf7642a6580e349c6 (patch) | |
| tree | 91cf6ed2e93bf9448ee5547459610cb248c15d83 /fs | |
| parent | af3a2e8a3f3055ef269b09433bb28e33a0d1b8c0 (diff) | |
| download | linux-dcb3b83febd1028afbc4a32cf7642a6580e349c6.tar.xz | |
[XFS] clean up xfs_start_flags
xfs_start_flags can make use of is_power_of_2 to tidy up the test a little
bit.
SGI-PV: 968563
SGI-Modid: xfs-linux-melb:xfs-kern:29327a
Signed-off-by: Eric Sandeen <sandeen@sandeen.net>
Signed-off-by: David Chinner <dgc@sgi.com>
Signed-off-by: Tim Shimmin <tes@sgi.com>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/xfs/xfs_log_priv.h | 4 | ||||
| -rw-r--r-- | fs/xfs/xfs_vfsops.c | 8 |
2 files changed, 5 insertions, 7 deletions
diff --git a/fs/xfs/xfs_log_priv.h b/fs/xfs/xfs_log_priv.h index e973972d4633..db0d53ffe458 100644 --- a/fs/xfs/xfs_log_priv.h +++ b/fs/xfs/xfs_log_priv.h @@ -35,11 +35,11 @@ struct xfs_mount; #define XLOG_VERSION_1 1 #define XLOG_VERSION_2 2 /* Large IClogs, Log sunit */ #define XLOG_VERSION_OKBITS (XLOG_VERSION_1 | XLOG_VERSION_2) -#define XLOG_RECORD_BSIZE (16*1024) /* eventually 32k */ +#define XLOG_MIN_RECORD_BSIZE (16*1024) /* eventually 32k */ #define XLOG_BIG_RECORD_BSIZE (32*1024) /* 32k buffers */ #define XLOG_MAX_RECORD_BSIZE (256*1024) #define XLOG_HEADER_CYCLE_SIZE (32*1024) /* cycle data in header */ -#define XLOG_RECORD_BSHIFT 14 /* 16384 == 1 << 14 */ +#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) / \ diff --git a/fs/xfs/xfs_vfsops.c b/fs/xfs/xfs_vfsops.c index 11f5ea29a038..47c890778bb6 100644 --- a/fs/xfs/xfs_vfsops.c +++ b/fs/xfs/xfs_vfsops.c @@ -238,11 +238,9 @@ xfs_start_flags( mp->m_logbufs = ap->logbufs; if (ap->logbufsize != -1 && ap->logbufsize != 0 && - ap->logbufsize != 16 * 1024 && - ap->logbufsize != 32 * 1024 && - ap->logbufsize != 64 * 1024 && - ap->logbufsize != 128 * 1024 && - ap->logbufsize != 256 * 1024) { + (ap->logbufsize < XLOG_MIN_RECORD_BSIZE || + ap->logbufsize > XLOG_MAX_RECORD_BSIZE || + !is_power_of_2(ap->logbufsize))) { cmn_err(CE_WARN, "XFS: invalid logbufsize: %d [not 16k,32k,64k,128k or 256k]", ap->logbufsize); |