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authorRaghavendra G <raghavendra@gluster.com>2010-04-05 13:36:07 +0000
committerAnand V. Avati <avati@dev.gluster.com>2010-04-08 03:08:04 -0700
commit33101bd66614908efafc91ff2950ef3e34b76a3b (patch)
tree0e98270bc4f19d03c9dbce6b09f5a0de502a5b49 /xlators/performance/io-cache/src/page.c
parent9c2bc1bc61af888192bde18170b113b4f6f8b4ca (diff)
performance/io-cache: make use of nano second resolution of mtime during cache validation.
Signed-off-by: Raghavendra G <raghavendra@gluster.com> Signed-off-by: Anand V. Avati <avati@dev.gluster.com> BUG: 801 (Direct io-mode support and related changes in caching translators.) URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=801
Diffstat (limited to 'xlators/performance/io-cache/src/page.c')
-rw-r--r--xlators/performance/io-cache/src/page.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/xlators/performance/io-cache/src/page.c b/xlators/performance/io-cache/src/page.c
index c4cc8f06085..28be2b35883 100644
--- a/xlators/performance/io-cache/src/page.c
+++ b/xlators/performance/io-cache/src/page.c
@@ -292,7 +292,8 @@ ioc_cache_still_valid (ioc_inode_t *ioc_inode, struct iatt *stbuf)
cache_still_valid = 0;
#else
- if (!stbuf || (stbuf->ia_mtime != ioc_inode->cache.mtime))
+ if (!stbuf || (stbuf->ia_mtime != ioc_inode->cache.mtime)
+ || (stbuf->ia_mtime_nsec != ioc_inode->cache.mtime_nsec))
cache_still_valid = 0;
#endif
@@ -366,8 +367,10 @@ ioc_fault_cbk (call_frame_t *frame, void *cookie, xlator_t *this,
destroy_size = __ioc_inode_flush (ioc_inode);
}
- if ((op_ret >= 0) && !zero_filled)
+ if ((op_ret >= 0) && !zero_filled) {
ioc_inode->cache.mtime = stbuf->ia_mtime;
+ ioc_inode->cache.mtime_nsec = stbuf->ia_mtime_nsec;
+ }
gettimeofday (&ioc_inode->cache.tv, NULL);