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authorRaghavendra G <raghavendra@gluster.com>2009-08-23 22:36:37 +0000
committerAnand V. Avati <avati@dev.gluster.com>2009-09-08 01:42:47 -0700
commit284b42546e01f81e53b45695de1b4c893c98f418 (patch)
tree7b6a50ac46d238e7f5ec3a0723dc0eb6c0966a3a /doc
parent251c9d6e83d4bdcc8180fc9f612fbef7ff4d39c3 (diff)
performance/stat-prefetch: implement sp_checksum.
Signed-off-by: Anand V. Avati <avati@dev.gluster.com> BUG: 221 (stat prefetch implementation) URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=221
Diffstat (limited to 'doc')
-rw-r--r--doc/stat-prefetch-design.txt6
1 files changed, 5 insertions, 1 deletions
diff --git a/doc/stat-prefetch-design.txt b/doc/stat-prefetch-design.txt
index 12c13cc..90992cf 100644
--- a/doc/stat-prefetch-design.txt
+++ b/doc/stat-prefetch-design.txt
@@ -124,7 +124,11 @@ fops to be implemented:
2. remove entries corresponding to symbolic links from cache, since readlink
would've changed st_atime.
-* checksum/xattrop/fxattrop
+* checksum
+ Delete the entry corresponding to basename from cache stored in context of
+ fds opened on parent inode, since st_atime is changed during this call.
+
+* xattrop/fxattrop
These calls modify various times of stat structure, hence appropriate entries
have to be removed from the cache. I am leaving these calls unimplemented in
stat-prefetch for timebeing. Once we have a working translator, these five fops