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authorDave Hansen <[email protected]>2016-07-29 09:30:10 -0700
committerThomas Gleixner <[email protected]>2016-09-09 13:02:26 +0200
commite8c6226d483cb28f55cab718065ea1b7226d40e8 (patch)
tree8928848c744638a077e5f4867ea426485c523b49 /tools/perf/scripts/python/call-graph-from-postgresql.py
parentc6935931c1894ff857616ff8549b61236a19148f (diff)
x86/pkeys: Add fault handling for PF_PK page fault bit
PF_PK means that a memory access violated the protection key access restrictions. It is unconditionally an access_error() because the permissions set on the VMA don't matter (the PKRU value overrides it), and we never "resolve" PK faults (like how a COW can "resolve write fault). Signed-off-by: Dave Hansen <[email protected]> Acked-by: Mel Gorman <[email protected]> Cc: [email protected] Cc: Dave Hansen <[email protected]> Cc: [email protected] Cc: [email protected] Cc: [email protected] Cc: [email protected] Cc: [email protected] Cc: [email protected] Link: http://lkml.kernel.org/r/[email protected] Signed-off-by: Thomas Gleixner <[email protected]>
Diffstat (limited to 'tools/perf/scripts/python/call-graph-from-postgresql.py')
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