Searched hist:c1d2a313 (Results 1 – 1 of 1) sorted by relevance
| /openbmc/linux/arch/powerpc/platforms/powernv/ |
| H A D | opal-nvram.c | c1d2a313 Mon May 14 10:59:47 CDT 2018 Nicholas Piggin <npiggin@gmail.com> 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>
c1d2a313 Mon May 14 10:59:47 CDT 2018 Nicholas Piggin <npiggin@gmail.com> 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>
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