From: Szabolcs Nagy Date: Fri, 6 Nov 2020 10:19:40 +0000 (+0000) Subject: Documentation: document /proc api for arm64 MTE vm flags X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=868770c92b612cff5de9b262d1853d7512b7cb43;p=linux.git Documentation: document /proc api for arm64 MTE vm flags Document that /proc/PID/smaps shows PROT_MTE settings in VmFlags. Support for this was introduced in commit 9f3419315f3cdc41a7318e4d50ba18a592b30c8c arm64: mte: Add PROT_MTE support to mmap() and mprotect() Signed-off-by: Szabolcs Nagy Reviewed-by: Catalin Marinas Cc: linux-doc@vger.kernel.org Link: https://lore.kernel.org/r/20201106101940.5777-1-szabolcs.nagy@arm.com Signed-off-by: Jonathan Corbet --- diff --git a/Documentation/filesystems/proc.rst b/Documentation/filesystems/proc.rst index 533c79e8d2cd3..e5fa972d4c763 100644 --- a/Documentation/filesystems/proc.rst +++ b/Documentation/filesystems/proc.rst @@ -546,6 +546,7 @@ encoded manner. The codes are the following: nh no huge page advise flag mg mergable advise flag bt arm64 BTI guarded page + mt arm64 MTE allocation tags are enabled == ======================================= Note that there is no guarantee that every flag and associated mnemonic will