[PATCH] knfsd: fix auto-sizing of nfsd request/reply buffers
totalram is measured in pages, not bytes, so PAGE_SHIFT must be used when
trying to find 1/4096 of RAM.
Cc: "J. Bruce Fields" <bfields@fieldses.org>
Signed-off-by: Neil Brown <neilb@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/fs/nfsd/nfssvc.c b/fs/nfsd/nfssvc.c
index 0603baa..6fa6340 100644
--- a/fs/nfsd/nfssvc.c
+++ b/fs/nfsd/nfssvc.c
@@ -209,7 +209,7 @@
* Of course, this is only a default.
*/
nfsd_max_blksize = NFSSVC_MAXBLKSIZE;
- i.totalram >>= 12;
+ i.totalram <<= PAGE_SHIFT - 12;
while (nfsd_max_blksize > i.totalram &&
nfsd_max_blksize >= 8*1024*2)
nfsd_max_blksize /= 2;