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proc.5: Describe new ProtectionKey 'smaps' field 

Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
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Dave Hansen 2016-09-13 12:46:42 -07:00 committed by Michael Kerrisk
parent bc2983d6d6
commit be729d667d
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@ -1734,6 +1734,13 @@ encoded using the following two-letter codes:
nh - no-huge page advise flag
mg - mergeable advise flag
"ProtectionKey" field contains the memory protection key (see
.BR pkeys (5))
associated with the virtual memory area.
Only present if the kernel was built with the
.B CONFIG_X86_INTEL_MEMORY_PROTECTION_KEYS
configuration option. (since Linux 4.6)
The
.IR /proc/[pid]/smaps
file is present only if the