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unix: define PerfBitWriteBackward

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This bit, introduced in kernel 4.7, is used to indicate a perf ring buffer will
be written backward [1].
This is mainly used for overwritable perf ring buffer.

Suggested-by: Lorenz Bauer <lmb@isovalent.com>
Signed-off-by: Francis Laniel <flaniel@microsoft.com>
[1]: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=9ecda41acb97
This commit is contained in:
Francis Laniel
2023-03-03 15:47:52 +01:00
parent a6bfb89d2f
commit 43383aac90
2 changed files with 2 additions and 0 deletions
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1
unix/linux/types.go
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@@ -1115,6 +1115,7 @@ const (
PerfBitCommExec = CBitFieldMaskBit24
PerfBitUseClockID = CBitFieldMaskBit25
PerfBitContextSwitch = CBitFieldMaskBit26
PerfBitWriteBackward = CBitFieldMaskBit27
)
// generated by:

1
unix/ztypes_linux.go
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@@ -1067,6 +1067,7 @@ const (
PerfBitCommExec = CBitFieldMaskBit24
PerfBitUseClockID = CBitFieldMaskBit25
PerfBitContextSwitch = CBitFieldMaskBit26
PerfBitWriteBackward = CBitFieldMaskBit27
)
const (