leandrof/linux
1
0
Fork 0
forked from Minki/linux
Code Issues Pull Requests Packages Projects Releases Wiki Activity
250f391518
linux/include
History
NeilBrown 250f391518 [PATCH] knfsd: fix an NFSD bug with full sized, non-page-aligned reads 
NFSd assumes that largest number of pages that will be needed for a
request+response is 2+N where N pages is the size of the largest permitted
read/write request.  The '2' are 1 for the non-data part of the request, and 1
for the non-data part of the reply.

However, when a read request is not page-aligned, and we choose to use
->sendfile to send it directly from the page cache, we may need N+1 pages to
hold the whole reply.  This can overflow and array and cause an Oops.

This patch increases size of the array for holding pages by one and makes sure
that entry is NULL when it is not in use.

Signed-off-by: Neil Brown <neilb@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2007-01-26 13:50:59 -08:00
..
acpi ACPI: increase ACPI_MAX_REFERENCE_COUNT for larger systems 2007-01-02 00:18:52 -05:00
asm-alpha [PATCH] FD_ZERO build fix 2007-01-11 18:18:22 -08:00
asm-arm [ARM] Resolve fuse and direct-IO failures due to missing cache flushes 2007-01-08 19:49:58 +00:00
asm-arm26 [PATCH] Optimize D-cache alias handling on fork 2006-12-13 09:27:08 -08:00
asm-avr32 [PATCH] Optimize D-cache alias handling on fork 2006-12-13 09:27:08 -08:00
asm-cris [PATCH] Optimize D-cache alias handling on fork 2006-12-13 09:27:08 -08:00
asm-frv [PATCH] Optimize D-cache alias handling on fork 2006-12-13 09:27:08 -08:00
asm-generic [PATCH] change WARN_ON back to "BUG: at ..." 2006-12-30 10:55:54 -08:00
asm-h8300 [PATCH] Optimize D-cache alias handling on fork 2006-12-13 09:27:08 -08:00
asm-i386 [PATCH] i386 vDSO: use VM_ALWAYSDUMP 2007-01-26 13:50:58 -08:00
asm-ia64 [PATCH] fix prototype of csum_ipv6_magic() (ia64) 2007-01-23 11:09:49 -08:00
asm-m32r [PATCH] Optimize D-cache alias handling on fork 2006-12-13 09:27:08 -08:00
asm-m68k [PATCH] Optimize D-cache alias handling on fork 2006-12-13 09:27:08 -08:00
asm-m68knommu [PATCH] Optimize D-cache alias handling on fork 2006-12-13 09:27:08 -08:00
asm-mips [MIPS] Fix wrong checksum calculation on 64-bit MIPS 2007-01-24 19:23:22 +00:00
asm-parisc [ARM] pass vma for flush_anon_page() 2007-01-08 19:49:54 +00:00
asm-powerpc [POWERPC] atomic_dec_if_positive sign extension fix 2007-01-22 21:27:36 +11:00
asm-ppc Merge branch 'for_paulus' of master.kernel.org:/pub/scm/linux/kernel/git/galak/powerpc 2006-12-11 16:31:42 +11:00
asm-s390 [PATCH] FD_ZERO build fix 2007-01-11 18:18:22 -08:00
asm-sh [PATCH] Optimize D-cache alias handling on fork 2006-12-13 09:27:08 -08:00
asm-sh64 [PATCH] Optimize D-cache alias handling on fork 2006-12-13 09:27:08 -08:00
asm-sparc [SPARC64]: Fix of_iounmap() region release. 2006-12-31 14:06:05 -08:00
asm-sparc64 [SPARC64]: Fix of_iounmap() region release. 2006-12-31 14:06:05 -08:00
asm-um [PATCH] UML: add generic BUG support 2006-12-08 08:28:39 -08:00
asm-v850 [PATCH] Optimize D-cache alias handling on fork 2006-12-13 09:27:08 -08:00
asm-x86_64 [PATCH] x86_64: fix put_user for 64-bit constant 2007-01-25 17:50:37 -08:00
asm-xtensa [PATCH] FD_ZERO build fix 2007-01-11 18:18:22 -08:00
crypto [CRYPTO] lib: table driven multiplications in GF(2^128) 2006-12-06 18:38:55 -08:00
keys
linux [PATCH] knfsd: fix an NFSD bug with full sized, non-page-aligned reads 2007-01-26 13:50:59 -08:00
math-emu
media V4L/DVB (5001): Add two required headers on kernel 2.6.20-rc1 2006-12-27 14:20:46 -02:00
mtd
net [SCTP]: Correctly handle unexpected INIT-ACK chunk. 2007-01-23 20:25:46 -08:00
pcmcia [PATCH] pcmcia: multifunction card handling fixes 2006-12-04 20:09:15 -05:00
rdma IB: Fix ib_dma_alloc_coherent() wrapper 2006-12-15 13:57:26 -08:00
rxrpc
scsi [PATCH] slab: remove kmem_cache_t 2006-12-07 08:39:25 -08:00
sound [ALSA] version 1.0.14rc1 2007-01-09 10:57:25 +01:00
video [PATCH] sstfb: add sysfs interface 2006-12-13 09:05:55 -08:00
Kbuild