]> git.baikalelectronics.ru Git - kernel.git/commit
projects / kernel.git / commit
? search:
summary | shortlog | log | commit | commitdiff | tree
(parent: 702a193) | patch
arm64: csum: Optimise IPv6 header checksum
authorRobin Murphy <robin.murphy@arm.com>
Mon, 20 Jan 2020 18:52:29 +0000 (18:52 +0000)
committerCatalin Marinas <catalin.marinas@arm.com>
Mon, 9 Mar 2020 18:08:25 +0000 (18:08 +0000)
commite6ffce00d837f92077a769bf17e3d2d551ab3592
treeaa52e43a553143c92273950d372f427607c06c2ctree | snapshot
parent702a19374e295b8bd1a8cc6abe204a2cbcb04b18commit | diff
arm64: csum: Optimise IPv6 header checksum

Throwing our __uint128_t idioms at csum_ipv6_magic() makes it
about 1.3x-2x faster across a range of microarchitecture/compiler
combinations. Not much in absolute terms, but every little helps.

Signed-off-by: Robin Murphy <robin.murphy@arm.com>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
arch/arm64/include/asm/checksum.h diff | blob | history
arch/arm64/lib/csum.c diff | blob | history
Linux Kernel Source Tree.