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| author | Nicholas Piggin | 2018-05-14 17:59:47 +0200 |
|---|---|---|
| committer | Michael Ellerman | 2018-05-17 16:23:07 +0200 |
| commit | c1d2a31397ec51f0370f6bd17b19b39152c263cb (patch) | |
| tree | 9962f0d0a9da497be14ef59ed624a5a15befc85f /arch/powerpc/kernel/cpu_setup_power.S | |
| parent | cxl: Report the tunneled operations status (diff) | |
| download | kernel-qcow2-linux-c1d2a31397ec51f0370f6bd17b19b39152c263cb.tar.gz kernel-qcow2-linux-c1d2a31397ec51f0370f6bd17b19b39152c263cb.tar.xz kernel-qcow2-linux-c1d2a31397ec51f0370f6bd17b19b39152c263cb.zip | |
powerpc/powernv: Fix NVRAM sleep in invalid context when crashing
Similarly to opal_event_shutdown, opal_nvram_write can be called in
the crash path with irqs disabled. Special case the delay to avoid
sleeping in invalid context.
Fixes: 3b8070335f75 ("powerpc/powernv: Fix OPAL NVRAM driver OPAL_BUSY loops")
Cc: stable@vger.kernel.org # v3.2
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'arch/powerpc/kernel/cpu_setup_power.S')
0 files changed, 0 insertions, 0 deletions