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Subject[tip: perf/core] perf/core: Allow kernel address filter when not filtering the kernel
The following commit has been merged into the perf/core branch of tip:

Commit-ID: 58b2ff2c18b1e1d7232b8007a5698ec4ee7a7a0d
Gitweb: https://git.kernel.org/tip/58b2ff2c18b1e1d7232b8007a5698ec4ee7a7a0d
Author: Adrian Hunter <adrian.hunter@intel.com>
AuthorDate: Mon, 31 Jan 2022 09:24:53 +02:00
Committer: Peter Zijlstra <peterz@infradead.org>
CommitterDate: Wed, 02 Feb 2022 13:11:43 +01:00

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 <adrian.hunter@intel.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lore.kernel.org/r/20220131072453.2839535-6-adrian.hunter@intel.com
---
kernel/events/core.c | 2 --
1 file changed, 2 deletions(-)

diff --git a/kernel/events/core.c b/kernel/events/core.c
index 2889b82..afbf388 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
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