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| author | Tal Zussman <tz2294@columbia.edu> | 2025-12-12 12:08:07 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2026-01-02 14:56:58 +0300 |
| commit | 425672fdb7b6f9897be6a7b1a077da1f9f2ecbe9 (patch) | |
| tree | 4f4b339e7504dd7deee47d3c3cb1a48b80b6575f /include | |
| parent | 82b6dfc0aa60de28a7a7631adb8eaaddde638dd6 (diff) | |
| download | linux-425672fdb7b6f9897be6a7b1a077da1f9f2ecbe9.tar.xz | |
x86/mm/tlb/trace: Export the TLB_REMOTE_WRONG_CPU enum in <trace/events/tlb.h>
[ Upstream commit 8b62e64e6d30fa047b3aefb1a36e1f80c8acb3d2 ]
When the TLB_REMOTE_WRONG_CPU enum was introduced for the tlb_flush
tracepoint, the enum was not exported to user-space. Add it to the
appropriate macro definition to enable parsing by userspace tools, as
per:
Link: https://lore.kernel.org/all/20150403013802.220157513@goodmis.org
[ mingo: Capitalize IPI, etc. ]
Fixes: 2815a56e4b72 ("x86/mm/tlb: Add tracepoint for TLB flush IPI to stale CPU")
Signed-off-by: Tal Zussman <tz2294@columbia.edu>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Reviewed-by: Steven Rostedt (Google) <rostedt@goodmis.org>
Reviewed-by: David Hildenbrand <david@redhat.com>
Reviewed-by: Rik van Riel <riel@surriel.com>
Link: https://patch.msgid.link/20251212-tlb-trace-fix-v2-1-d322e0ad9b69@columbia.edu
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'include')
| -rw-r--r-- | include/trace/events/tlb.h | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/include/trace/events/tlb.h b/include/trace/events/tlb.h index b4d8e7dc38f8..fb8369511685 100644 --- a/include/trace/events/tlb.h +++ b/include/trace/events/tlb.h @@ -12,8 +12,9 @@ EM( TLB_FLUSH_ON_TASK_SWITCH, "flush on task switch" ) \ EM( TLB_REMOTE_SHOOTDOWN, "remote shootdown" ) \ EM( TLB_LOCAL_SHOOTDOWN, "local shootdown" ) \ - EM( TLB_LOCAL_MM_SHOOTDOWN, "local mm shootdown" ) \ - EMe( TLB_REMOTE_SEND_IPI, "remote ipi send" ) + EM( TLB_LOCAL_MM_SHOOTDOWN, "local MM shootdown" ) \ + EM( TLB_REMOTE_SEND_IPI, "remote IPI send" ) \ + EMe( TLB_REMOTE_WRONG_CPU, "remote wrong CPU" ) /* * First define the enums in TLB_FLUSH_REASON to be exported to userspace |