Messages in this thread Patch in this message | | | Date | Mon, 14 May 2018 23:29:14 -0700 | From | "tip-bot for Paul E. McKenney" <> | Subject | [tip:locking/core] tools/memory-order: Improve key for SELF and SV |
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Commit-ID: 35bb6ee6790600d29c598ebbf262359341f34e38 Gitweb: https://git.kernel.org/tip/35bb6ee6790600d29c598ebbf262359341f34e38 Author: Paul E. McKenney <paulmck@linux.vnet.ibm.com> AuthorDate: Mon, 14 May 2018 16:33:43 -0700 Committer: Ingo Molnar <mingo@kernel.org> CommitDate: Tue, 15 May 2018 08:11:16 +0200
tools/memory-order: Improve key for SELF and SV
The key for "SELF" was missing completely and the key for "SV" was a bit obtuse. This commit therefore adds a key for "SELF" and improves the one for "SV".
Reported-by: Paolo Bonzini <pbonzini@redhat.com> Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com> Acked-by: Alan Stern <stern@rowland.harvard.edu> Cc: Andrew Morton <akpm@linux-foundation.org> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Will Deacon <will.deacon@arm.com> Cc: akiyks@gmail.com Cc: boqun.feng@gmail.com Cc: dhowells@redhat.com Cc: j.alglave@ucl.ac.uk Cc: linux-arch@vger.kernel.org Cc: luc.maranget@inria.fr Cc: npiggin@gmail.com Cc: parri.andrea@gmail.com Link: http://lkml.kernel.org/r/1526340837-12222-5-git-send-email-paulmck@linux.vnet.ibm.com Signed-off-by: Ingo Molnar <mingo@kernel.org> --- tools/memory-model/Documentation/cheatsheet.txt | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/tools/memory-model/Documentation/cheatsheet.txt b/tools/memory-model/Documentation/cheatsheet.txt index c0eafdaddfa4..46fe79afc737 100644 --- a/tools/memory-model/Documentation/cheatsheet.txt +++ b/tools/memory-model/Documentation/cheatsheet.txt @@ -26,4 +26,5 @@ Key: C: Ordering is cumulative DR: Dependent read (address dependency) DW: Dependent write (address, data, or control dependency) RMW: Atomic read-modify-write operation - SV Same-variable access + SELF: Orders self, as opposed to accesses before and/or after + SV: Orders later accesses to the same variable
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