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authorScott Wood <scottwood@freescale.com>2015-02-13 22:12:06 (GMT)
committerScott Wood <scottwood@freescale.com>2015-02-13 22:19:22 (GMT)
commit6faa2909871d8937cb2f79a10e1b21ffe193fac1 (patch)
treef558a94f1553814cc122ab8d9e04c0ebad5262a5 /Documentation/vm
parentfcb2fb84301c673ee15ca04e7a2fc965712d49a0 (diff)
downloadlinux-fsl-qoriq-6faa2909871d8937cb2f79a10e1b21ffe193fac1.tar.xz
Reset to 3.12.37
Diffstat (limited to 'Documentation/vm')
-rw-r--r--Documentation/vm/hwpoison.txt5
1 files changed, 5 insertions, 0 deletions
diff --git a/Documentation/vm/hwpoison.txt b/Documentation/vm/hwpoison.txt
index 5500684..6ae89a9 100644
--- a/Documentation/vm/hwpoison.txt
+++ b/Documentation/vm/hwpoison.txt
@@ -84,6 +84,11 @@ PR_MCE_KILL
PR_MCE_KILL_EARLY: Early kill
PR_MCE_KILL_LATE: Late kill
PR_MCE_KILL_DEFAULT: Use system global default
+ Note that if you want to have a dedicated thread which handles
+ the SIGBUS(BUS_MCEERR_AO) on behalf of the process, you should
+ call prctl(PR_MCE_KILL_EARLY) on the designated thread. Otherwise,
+ the SIGBUS is sent to the main thread.
+
PR_MCE_KILL_GET
return current mode