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| author | Szabolcs Nagy <nsz@port70.net> | 2019-01-23 20:50:55 +0000 |
|---|---|---|
| committer | Rich Felker <dalias@aerifal.cx> | 2019-03-13 12:33:04 -0400 |
| commit | 13c73da72f4c0926c82ce46964afc40c41cc7025 (patch) | |
| tree | 8aefb3d8f4dea87ca64d9128b386ace1d4a77a77 /include | |
| parent | 0b026bbd69ac4f35e08b9ab800b7467eba7cb414 (diff) | |
| download | musl-13c73da72f4c0926c82ce46964afc40c41cc7025.tar.gz musl-13c73da72f4c0926c82ce46964afc40c41cc7025.tar.bz2 musl-13c73da72f4c0926c82ce46964afc40c41cc7025.tar.xz musl-13c73da72f4c0926c82ce46964afc40c41cc7025.zip | |
sys/prctl.h: add PR_SPEC_INDIRECT_BRANCH from linux v4.20
prctls to allow per task control of indirect branch speculation on x86.
added in linux commit 9137bb27e60e554dab694eafa4cca241fa3a694f
Diffstat (limited to 'include')
| -rw-r--r-- | include/sys/prctl.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/sys/prctl.h b/include/sys/prctl.h index af76408c..07a3490b 100644 --- a/include/sys/prctl.h +++ b/include/sys/prctl.h @@ -139,6 +139,7 @@ struct prctl_mm_map { #define PR_GET_SPECULATION_CTRL 52 #define PR_SET_SPECULATION_CTRL 53 #define PR_SPEC_STORE_BYPASS 0 +#define PR_SPEC_INDIRECT_BRANCH 1 #define PR_SPEC_NOT_AFFECTED 0 #define PR_SPEC_PRCTL (1UL << 0) #define PR_SPEC_ENABLE (1UL << 1) |