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vdso.7: VDSO symbols (system calls) are not visible to seccomp(2) filters 

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
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Michael Kerrisk 2018-04-24 18:25:44 +02:00
parent 59153d52da
commit 314d88f611
1 changed files with 4 additions and 1 deletions
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@ -164,12 +164,15 @@ x86/x32 linux-vdso.so.1
.in
.ft P
\}
.SS strace(1) and the vDSO
.SS strace(1), seccomp(2), and the vDSO
When tracing systems calls with
.BR strace (1),
symbols (system calls) that are exported by the vDSO will
.I not
appear in the trace output.
Those system calls will likewise not be visible to
.BR seccomp (2)
filters.
.SH ARCHITECTURE-SPECIFIC NOTES
The subsections below provide architecture-specific notes
on the vDSO.