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| author |   Jakub Kicinski <kuba@kernel.org> | 2022-09-22 13:02:10 -0700 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2022-09-22 13:02:10 -0700 |
| commit | 0140a7168f8b2732f622fa2c500f1f8be212382a (patch) | |
| tree | c68688552d97f914398c53e233acc696b86afc65 /tools/perf/util/synthetic-events.c | |
| parent | net: phy: micrel: Fix double spaces inside lan8814_config_intr (diff) | |
| parent | Merge tag 'net-6.0-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net (diff) | |
| download | linux-dev-0140a7168f8b2732f622fa2c500f1f8be212382a.tar.xz linux-dev-0140a7168f8b2732f622fa2c500f1f8be212382a.zip | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
drivers/net/ethernet/freescale/fec.h
7b15515fc1ca ("Revert "fec: Restart PPS after link state change"")
40c79ce13b03 ("net: fec: add stop mode support for imx8 platform")
https://lore.kernel.org/all/20220921105337.62b41047@canb.auug.org.au/
drivers/pinctrl/pinctrl-ocelot.c
c297561bc98a ("pinctrl: ocelot: Fix interrupt controller")
181f604b33cd ("pinctrl: ocelot: add ability to be used in a non-mmio configuration")
https://lore.kernel.org/all/20220921110032.7cd28114@canb.auug.org.au/
tools/testing/selftests/drivers/net/bonding/Makefile
bbb774d921e2 ("net: Add tests for bonding and team address list management")
152e8ec77640 ("selftests/bonding: add a test for bonding lladdr target")
https://lore.kernel.org/all/20220921110437.5b7dbd82@canb.auug.org.au/
drivers/net/can/usb/gs_usb.c
5440428b3da6 ("can: gs_usb: gs_can_open(): fix race dev->can.state condition")
45dfa45f52e6 ("can: gs_usb: add RX and TX hardware timestamp support")
https://lore.kernel.org/all/84f45a7d-92b6-4dc5-d7a1-072152fab6ff@tessares.net/
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'tools/perf/util/synthetic-events.c')
| -rw-r--r-- | tools/perf/util/synthetic-events.c | 17 |
1 files changed, 14 insertions, 3 deletions
diff --git a/tools/perf/util/synthetic-events.c b/tools/perf/util/synthetic-events.c index 812424dbf2d5..538790758e24 100644 --- a/tools/perf/util/synthetic-events.c +++ b/tools/perf/util/synthetic-events.c @@ -367,13 +367,24 @@ static void perf_record_mmap2__read_build_id(struct perf_record_mmap2 *event, bool is_kernel) { struct build_id bid; + struct nsinfo *nsi; + struct nscookie nc; int rc; - if (is_kernel) + if (is_kernel) { rc = sysfs__read_build_id("/sys/kernel/notes", &bid); - else - rc = filename__read_build_id(event->filename, &bid) > 0 ? 0 : -1; + goto out; + } + + nsi = nsinfo__new(event->pid); + nsinfo__mountns_enter(nsi, &nc); + rc = filename__read_build_id(event->filename, &bid) > 0 ? 0 : -1; + + nsinfo__mountns_exit(&nc); + nsinfo__put(nsi); + +out: if (rc == 0) { memcpy(event->build_id, bid.data, sizeof(bid.data)); event->build_id_size = (u8) bid.size; |