https://github.com/torvalds/linux
Revision 676a659b60afb13166371580f3f6f434e9ba6f21 authored by Darrick J. Wong on 09 May 2021, 23:22:55 UTC, committed by Darrick J. Wong on 20 May 2021, 15:28:34 UTC
If a realtime allocation fails because we can't find a sufficiently
large free extent satisfying locality rules, relax the locality rules
and try again.  This reduces the occurrence of short writes to realtime
files when the write size is large and the free space is fragmented.

This was originally discovered by running generic/186 with the realtime
reflink patchset and a 128k cow extent size hint, but the short write
symptoms can manifest with a 128k extent size hint and no reflink, so
apply the fix now.

Signed-off-by: Darrick J. Wong <djwong@kernel.org>
Reviewed-by: Allison Henderson <allison.henderson@oracle.com>
1 parent 9d5e849
History
Tip revision: 676a659b60afb13166371580f3f6f434e9ba6f21 authored by Darrick J. Wong on 09 May 2021, 23:22:55 UTC
xfs: retry allocations when locality-based search fails
Tip revision: 676a659
File Mode Size
Documentation
LICENSES
arch
block
certs
crypto
drivers
fs
include
init
ipc
kernel
lib
mm
net
samples
scripts
security
sound
tools
usr
virt
.clang-format -rw-r--r-- 16.4 KB
.cocciconfig -rw-r--r-- 59 bytes
.get_maintainer.ignore -rw-r--r-- 71 bytes
.gitattributes -rw-r--r-- 62 bytes
.gitignore -rw-r--r-- 1.9 KB
.mailmap -rw-r--r-- 19.4 KB
COPYING -rw-r--r-- 496 bytes
CREDITS -rw-r--r-- 98.6 KB
Kbuild -rw-r--r-- 1.3 KB
Kconfig -rw-r--r-- 555 bytes
MAINTAINERS -rw-r--r-- 587.9 KB
Makefile -rw-r--r-- 64.2 KB
README -rw-r--r-- 727 bytes

README

back to top