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linux-yocto: x86_64: expand kernel stack to 16K

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Updating to backport the following mainline commit:

[
    x86_64: expand kernel stack to 16K

    commit 6538b8ea886e472f4431db8ca1d60478f838d14b upstream

    While I play inhouse patches with much memory pressure on qemu-kvm,
    3.14 kernel was randomly crashed. The reason was kernel stack overflow.

    When I investigated the problem, the callstack was a little bit deeper
    by involve with reclaim functions but not direct reclaim path.

   ....
]

(From OE-Core rev: b162bcf26a5b97fddd2a64789f97ec705bb354f9)

Signed-off-by: Bruce Ashfield <bruce.ashfield@windriver.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
This commit is contained in:
Bruce Ashfield
2014-07-17 15:19:52 -04:00
committed by Richard Purdie
parent 32a20c34eb
commit d332ad770e
3 changed files with 10 additions and 10 deletions
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meta/recipes-kernel/linux/linux-yocto-tiny_3.14.bb
+1 -1
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@@ -8,7 +8,7 @@ LINUX_VERSION ?= "3.14.5"
KMETA = "meta"
SRCREV_machine ?= "686b9ddf58ea6b533be70fe9f4a6407557b263d2"
SRCREV_machine ?= "5bee7e1583d4f075ac5a96d121271b347b384fd7"
SRCREV_meta ?= "b2af4e3528e65583c98f3a08c6edb0cad7a120b0"
PV = "${LINUX_VERSION}+git${SRCPV}"