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virtiofsd: Add _llseek to the seccomp whitelist

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This is how glibc implements lseek(2) on POWER.

BugLink: https://bugzilla.redhat.com/show_bug.cgi?id=1917692
Signed-off-by: Greg Kurz <groug@kaod.org>
Message-Id: <20210121171540.1449777-1-groug@kaod.org>
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
This commit is contained in:
Greg Kurz 2021-01-21 18:15:40 +01:00 • committed by Dr. David Alan Gilbert
parent a3fdbbc7f2
commit 62124e5080
1 changed files with 1 additions and 0 deletions
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tools/virtiofsd/passthrough_seccomp.c
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@ -65,6 +65,7 @@ static const int syscall_whitelist[] = {
SCMP_SYS(linkat), SCMP_SYS(linkat),
SCMP_SYS(listxattr), SCMP_SYS(listxattr),
SCMP_SYS(lseek), SCMP_SYS(lseek),
SCMP_SYS(_llseek), /* For POWER */
SCMP_SYS(madvise), SCMP_SYS(madvise),
SCMP_SYS(mkdirat), SCMP_SYS(mkdirat),
SCMP_SYS(mknodat), SCMP_SYS(mknodat),