From: Adrian Hunter Date: Mon, 31 Jan 2022 07:24:53 +0000 (+0200) Subject: perf/core: Allow kernel address filter when not filtering the kernel X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=58b2ff2c18b1e1d7232b8007a5698ec4ee7a7a0d;p=linux.git perf/core: Allow kernel address filter when not filtering the kernel The so-called 'kernel' address filter can also be useful for filtering fixed addresses in user space. Allow that. Signed-off-by: Adrian Hunter Signed-off-by: Peter Zijlstra (Intel) Link: https://lore.kernel.org/r/20220131072453.2839535-6-adrian.hunter@intel.com --- diff --git a/kernel/events/core.c b/kernel/events/core.c index 2889b82fb75eb..afbf388a51768 100644 --- a/kernel/events/core.c +++ b/kernel/events/core.c @@ -10515,8 +10515,6 @@ perf_event_parse_addr_filter(struct perf_event *event, char *fstr, */ if (state == IF_STATE_END) { ret = -EINVAL; - if (kernel && event->attr.exclude_kernel) - goto fail; /* * ACTION "filter" must have a non-zero length region