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| author |   Will Deacon <will@kernel.org> | 2020-11-06 09:57:55 +0000 |
|---|---|---|
| committer | Will Deacon <will@kernel.org> | 2020-11-10 13:11:44 +0000 |
| commit | 891deb87585017d526b67b59c15d38755b900fea (patch) | |
| tree | 2cca42a73cc9abf3049f02516154b06d3b75ed0f /kernel/rcu | |
| parent | arm64: kexec_file: Fix sparse warning (diff) | |
| download | linux-dev-891deb87585017d526b67b59c15d38755b900fea.tar.xz linux-dev-891deb87585017d526b67b59c15d38755b900fea.zip | |
arm64: psci: Avoid printing in cpu_psci_cpu_die()
cpu_psci_cpu_die() is called in the context of the dying CPU, which
will no longer be online or tracked by RCU. It is therefore not generally
safe to call printk() if the PSCI "cpu off" request fails, so remove the
pr_crit() invocation.
Cc: Qian Cai <cai@redhat.com>
Cc: "Paul E. McKenney" <paulmck@kernel.org>
Cc: Catalin Marinas <catalin.marinas@arm.com>
Link: https://lore.kernel.org/r/20201106103602.9849-2-will@kernel.org
Signed-off-by: Will Deacon <will@kernel.org>
Diffstat (limited to 'kernel/rcu')
0 files changed, 0 insertions, 0 deletions