Two rstat fixes:
- Out-of-bounds access in the css_rstat_updated() BPF kfunc when called
with an unchecked user-supplied cpu.
- Over-strict NMI guard after the recent switch to try_cmpxchg left
sparc and ppc64 unable to queue rstat updates from NMI.
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Merge tag 'cgroup-for-7.1-rc4-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup
Pull cgroup fixes from Tejun Heo:
"Two rstat fixes:
- Out-of-bounds access in the css_rstat_updated() BPF kfunc when
called with an unchecked user-supplied cpu
- Over-strict NMI guard after the recent switch to try_cmpxchg left
sparc and ppc64 unable to queue rstat updates from NMI"
* tag 'cgroup-for-7.1-rc4-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup:
cgroup: rstat: relax NMI guard after switch to try_cmpxchg
cgroup/rstat: validate cpu before css_rstat_cpu() access
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|---|---|---|
| .. | ||
| Makefile | ||
| cgroup-internal.h | ||
| cgroup-v1.c | ||
| cgroup.c | ||
| cpuset-internal.h | ||
| cpuset-v1.c | ||
| cpuset.c | ||
| debug.c | ||
| dmem.c | ||
| freezer.c | ||
| legacy_freezer.c | ||
| misc.c | ||
| namespace.c | ||
| pids.c | ||
| rdma.c | ||
| rstat.c | ||