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| author | Gabor Juhos <juhosg@openwrt.org> | 2014-02-18 17:34:17 +0000 |
|---|---|---|
| committer | Gabor Juhos <juhosg@openwrt.org> | 2014-02-18 17:34:17 +0000 |
| commit | 6b8eb55ddb367e292f70a07a9467cf2a9ed0f316 (patch) | |
| tree | 73cf447db31dbbe5ce24e02509d6616bccdbf61c /target/linux/ar71xx/patches-3.10 | |
| parent | d6cb5215a9352359a1da9eef955779091b9612a7 (diff) | |
| download | upstream-6b8eb55ddb367e292f70a07a9467cf2a9ed0f316.tar.gz upstream-6b8eb55ddb367e292f70a07a9467cf2a9ed0f316.tar.bz2 upstream-6b8eb55ddb367e292f70a07a9467cf2a9ed0f316.zip | |
ar71xx: fix unaligned access hacks for tcp timestamps
This missing bit of the hack saves hugely on instruction traps
on tcp connections to ar71xx based routers.
Patch-by: Dave Taht <dave.taht@bufferbloat.net>
Patchwork: http://patchwork.openwrt.org/patch/4905/
[juhosg: adjust subject, refresh kernel patch]
Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
SVN-Revision: 39626
Diffstat (limited to 'target/linux/ar71xx/patches-3.10')
| -rw-r--r-- | target/linux/ar71xx/patches-3.10/902-unaligned_access_hacks.patch | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/target/linux/ar71xx/patches-3.10/902-unaligned_access_hacks.patch b/target/linux/ar71xx/patches-3.10/902-unaligned_access_hacks.patch index a0b5824850..20f5f1c0e2 100644 --- a/target/linux/ar71xx/patches-3.10/902-unaligned_access_hacks.patch +++ b/target/linux/ar71xx/patches-3.10/902-unaligned_access_hacks.patch @@ -900,8 +900,9 @@ - tp->rx_opt.rcv_tsval = ntohl(*ptr); + tp->rx_opt.rcv_tsval = get_unaligned_be32(ptr); ++ptr; - if (*ptr) +- if (*ptr) - tp->rx_opt.rcv_tsecr = ntohl(*ptr) - tp->tsoffset; ++ if (net_hdr_word(ptr)) + tp->rx_opt.rcv_tsecr = get_unaligned_be32(ptr) - + tp->tsoffset; else |