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-rw-r--r--doc/stat-prefetch-design.txt8
1 files changed, 7 insertions, 1 deletions
diff --git a/doc/stat-prefetch-design.txt b/doc/stat-prefetch-design.txt
index d10f841e69d..12c13cc2846 100644
--- a/doc/stat-prefetch-design.txt
+++ b/doc/stat-prefetch-design.txt
@@ -118,7 +118,13 @@ fops to be implemented:
2. for each of the entry in the direntry list, delete from cache stored in
context of fd, the entry corresponding to basename of path being passed.
-* getdents/checksum/xattrop/fxattrop
+* getdents
+ 1. remove entry corresponding to basename of path on which fd is opened from
+ cache stored in parent, since getdents changes st_atime.
+ 2. remove entries corresponding to symbolic links from cache, since readlink
+ would've changed st_atime.
+
+* checksum/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