dongqing.li fee7ee35f1 ramdump: ker5.15 flush cache all when kernel panic. [1/1]
PD#SWPL-137107

Problem:
The data in the ramdump crash file is abnormal
because the cache data has not been flushed back.

Solution:
1. Use ipi_stop hook to flush online cpu cache.
2. Use panic_notifier to flush panic cpu cache.

Verify:
sc2_ah212

Change-Id: Ifad5bd4203fdde327b8c2b19357aa2d92586063f
Signed-off-by: dongqing.li <dongqing.li@amlogic.com>
2023-09-13 16:15:37 +08:00
S
Description
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118 MiB
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