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x86/mm/tlb/trace: Export the TLB_REMOTE_WRONG_CPU enum in <trace/events/tlb.h>

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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: 2815a56e4b ("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
This commit is contained in:
Tal Zussman
2025-12-12 04:08:07 -05:00
committed by Ingo Molnar
parent 043507144a
commit 8b62e64e6d
1 changed files with 3 additions and 2 deletions
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5
include/trace/events/tlb.h
View File

@@ -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