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[PATCH] alloc_fdtable() expansion fix
author
Andrew Morton
<akpm@osdl.org>
Wed, 12 Jul 2006 16:03:08 +0000
(09:03 -0700)
committer
Linus Torvalds
<torvalds@g5.osdl.org>
Wed, 12 Jul 2006 19:52:55 +0000
(12:52 -0700)
We're supposed to go the next power of two if nfds==nr.
Of `nr', not of `nfsd'.
Spotted by Rene Scharfe <rene.scharfe@lsrfire.ath.cx>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
fs/file.c
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diff --git
a/fs/file.c
b/fs/file.c
index c8f1b0af8e0004c8ca901e8e6babb5877fd5cc21..b3c6b82e6a9d8629446e77268a83a2c5c4eb1b62 100644
(file)
--- a/
fs/file.c
+++ b/
fs/file.c
@@
-240,7
+240,7
@@
static struct fdtable *alloc_fdtable(int nr)
if (!fdt)
goto out;
- nfds = max_t(int, 8 * L1_CACHE_BYTES, roundup_pow_of_two(n
fds
));
+ nfds = max_t(int, 8 * L1_CACHE_BYTES, roundup_pow_of_two(n
r + 1
));
if (nfds > NR_OPEN)
nfds = NR_OPEN;