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| author |   Arseniy Krasnov <avkrasnov@sberdevices.ru> | 2023-03-13 10:32:44 +0300 |
|---|---|---|
| committer |   Miquel Raynal <miquel.raynal@bootlin.com> | 2023-03-22 16:59:29 +0100 |
| commit | e732e39ed9929c05fd219035bc9653ba4100d4fa (patch) | |
| tree | ebe2e21dfa5bd805d042b993b828dcbcf9401377 /tools/perf/scripts/python/export-to-postgresql.py | |
| parent | mtd: rawnand: nandsim: Artificially prevent sequential page reads (diff) | |
| download | wireguard-linux-e732e39ed9929c05fd219035bc9653ba4100d4fa.tar.xz wireguard-linux-e732e39ed9929c05fd219035bc9653ba4100d4fa.zip | |
mtd: rawnand: meson: invalidate cache on polling ECC bit
'info_buf' memory is cached and driver polls ECC bit in it. This bit
is set by the NAND controller. If 'usleep_range()' returns before device
sets this bit, 'info_buf' will be cached and driver won't see update of
this bit and will loop forever.
Fixes: 8fae856c5350 ("mtd: rawnand: meson: add support for Amlogic NAND flash controller")
Signed-off-by: Arseniy Krasnov <AVKrasnov@sberdevices.ru>
Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Link: https://lore.kernel.org/linux-mtd/d4ef0bd6-816e-f6fa-9385-f05f775f0ae2@sberdevices.ru
Diffstat (limited to 'tools/perf/scripts/python/export-to-postgresql.py')
0 files changed, 0 insertions, 0 deletions