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Update vsock patches

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Upstream commit 598881800825 ("vsock: Fix blocking ops call in
prepare_to_wait") was subsequently reverted in 6f57e56a1527, which said:

    The commit reverted with this patch caused us to potentially miss wakeups.
    Since the condition is not checked between the prepare_to_wait and the
    schedule(), if a wakeup happens after the condition is checked but before
    the sleep happens, we will miss it. ( A description of the problem can be
    found here: http://www.makelinux.net/ldd3/chp-6-sect-2 ).

The underlying issue has been fixed instead with f7f9b5e7f8ec ("AF_VSOCK:
Shrink the area influenced by prepare_to_wait").

Signed-off-by: Ian Campbell <ian.campbell@docker.com>
This commit is contained in:
Ian Campbell
2016-04-12 14:30:16 +01:00
parent 0d45d82b7b
commit c0113ed91e
9 changed files with 347 additions and 175 deletions
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2
alpine/kernel/patches/0002-VSOCK-constify-vmci_transport_notify_ops-structures.patch
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@@ -1,4 +1,4 @@
From ba1dc9346ba14b24f22ea04db21011f2874c3a67 Mon Sep 17 00:00:00 2001
From 0260029492a1503e871236767ed86e2fc3862cc2 Mon Sep 17 00:00:00 2001
From: Julia Lawall <julia.lawall@lip6.fr>
Date: Sat, 21 Nov 2015 18:39:17 +0100
Subject: [PATCH 2/9] VSOCK: constify vmci_transport_notify_ops structures