Re: [PATCH 1/3] audit: cache ctx->major in audit_filter_syscall()

On Tue, Sep 27, 2022 at 6:59 PM Ankur Arora <ankur.a.arora(a)oracle.com&gt; wrote: > > ctx->major contains the current syscall number. This is, of course, a > constant for the duration of the syscall. Unfortunately, GCC's alias > analysis cannot prove that it is not modified via a pointer in the > audit_filter_syscall() loop, and so always loads it from memory. > > ... > > Signed-off-by: Ankur Arora <ankur.a.arora(a)oracle.com&gt; > --- > kernel/auditsc.c | 3 ++- > 1 file changed, 2 insertions(+), 1 deletion(-) This looks pretty trivial to me, but it's too late in the current -rc cycle for this to be merged, I'll queue it up for after the upcoming merge window closes. Thanks.