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| author | Szabolcs Nagy <nsz@port70.net> | 2021-03-07 20:50:17 +0000 |
|---|---|---|
| committer | Rich Felker <dalias@aerifal.cx> | 2022-03-08 17:19:38 -0500 |
| commit | f35b99b38721c0e76152069254b642dd345da784 (patch) | |
| tree | 89cc1d506db69acfeea6d62c320dcae16a2dbdf6 /include | |
| parent | b21f3ded780cc8fd8e510c99aeaf4a453d8c8a22 (diff) | |
| download | musl-f35b99b38721c0e76152069254b642dd345da784.tar.gz musl-f35b99b38721c0e76152069254b642dd345da784.tar.bz2 musl-f35b99b38721c0e76152069254b642dd345da784.tar.xz musl-f35b99b38721c0e76152069254b642dd345da784.zip | |
sys/prctl.h: add PR_SET_SYSCALL_USER_DISPATCH from linux v5.11
see
linux commit 1446e1df9eb183fdf81c3f0715402f1d7595d4cb
kernel: Implement selective syscall userspace redirection
linux commit 36a6c843fd0d8e02506681577e96dabd203dd8e8
entry: Use different define for selector variable in SUD
redirect syscalls to a userspace handler via SIGSYS, except for a specific
range of code. can be toggled via a memory write to a selector variable.
mainly for wine.
Diffstat (limited to 'include')
| -rw-r--r-- | include/sys/prctl.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/include/sys/prctl.h b/include/sys/prctl.h index 4ba73f42..3f0254c7 100644 --- a/include/sys/prctl.h +++ b/include/sys/prctl.h @@ -168,6 +168,12 @@ struct prctl_mm_map { #define PR_SET_IO_FLUSHER 57 #define PR_GET_IO_FLUSHER 58 +#define PR_SET_SYSCALL_USER_DISPATCH 59 +#define PR_SYS_DISPATCH_OFF 0 +#define PR_SYS_DISPATCH_ON 1 +#define SYSCALL_DISPATCH_FILTER_ALLOW 0 +#define SYSCALL_DISPATCH_FILTER_BLOCK 1 + int prctl (int, ...); #ifdef __cplusplus |