diff options
| author | Vikas Gorur <vikas@gluster.com> | 2009-11-12 08:44:15 +0000 |
|---|---|---|
| committer | Anand V. Avati <avati@dev.gluster.com> | 2009-11-13 02:13:39 -0800 |
| commit | 4717e5279e169a36a870a267039e788cf22602a8 (patch) | |
| tree | d1749e453e0c47386ff049ad340e427b6829e641 /xlators/cluster/afr | |
| parent | b526009f2f5ad813ec88602a3d4fd2ff322809a0 (diff) | |
cluster/afr: Refactored inode context bitmasks.
Defined symbolic constants for the bit masks and
made 'split-brain' a single bit field in the ctx.
Signed-off-by: Vikas Gorur <vikas@gluster.com>
Signed-off-by: Anand V. Avati <avati@dev.gluster.com>
BUG: 249 (Self heal of a file that does not exist on the first subvolume)
URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=249
Diffstat (limited to 'xlators/cluster/afr')
| -rw-r--r-- | xlators/cluster/afr/src/afr.c | 16 |
1 files changed, 10 insertions, 6 deletions
diff --git a/xlators/cluster/afr/src/afr.c b/xlators/cluster/afr/src/afr.c index 9f8ce884e..c56ce314a 100644 --- a/xlators/cluster/afr/src/afr.c +++ b/xlators/cluster/afr/src/afr.c @@ -56,6 +56,10 @@ #include "afr-self-heal.h" +#define AFR_ICTX_SPLIT_BRAIN_MASK 0x0000000100000000ULL +#define AFR_ICTX_READ_CHILD_MASK 0x00000000FFFFFFFFULL + + uint64_t afr_is_split_brain (xlator_t *this, inode_t *inode) { @@ -73,7 +77,7 @@ afr_is_split_brain (xlator_t *this, inode_t *inode) if (ret < 0) goto unlock; - split_brain = ctx & 0xFFFFFFFF00000000ULL; + split_brain = ctx & AFR_ICTX_SPLIT_BRAIN_MASK; } unlock: UNLOCK (&inode->lock); @@ -99,8 +103,8 @@ afr_set_split_brain (xlator_t *this, inode_t *inode, int32_t split_brain) ctx = 0; } - ctx = (0x00000000FFFFFFFFULL & ctx) - | (split_brain & 0xFFFFFFFF00000000ULL); + ctx = (~AFR_ICTX_SPLIT_BRAIN_MASK & ctx) + | (split_brain & AFR_ICTX_SPLIT_BRAIN_MASK); __inode_ctx_put (inode, this, ctx); } @@ -127,7 +131,7 @@ afr_read_child (xlator_t *this, inode_t *inode) if (ret < 0) goto unlock; - read_child = ctx & 0x00000000FFFFFFFFULL; + read_child = ctx & AFR_ICTX_READ_CHILD_MASK; } unlock: UNLOCK (&inode->lock); @@ -153,8 +157,8 @@ afr_set_read_child (xlator_t *this, inode_t *inode, int32_t read_child) ctx = 0; } - ctx = (0xFFFFFFFF00000000ULL & ctx) - | (0x00000000FFFFFFFFULL & read_child); + ctx = (~AFR_ICTX_READ_CHILD_MASK & ctx) + | (AFR_ICTX_READ_CHILD_MASK & read_child); __inode_ctx_put (inode, this, ctx); } |