pstore/zone,blk: Add ftrace frontend support

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Support backend for ftrace. To enable ftrace backend, just make
ftrace_size be greater than 0 and a multiple of 4096.

Signed-off-by: WeiXiong Liao <liaoweixiong@allwinnertech.com>
Link: https://lore.kernel.org/lkml/20200511233229.27745-6-keescook@chromium.org/
Co-developed-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Link: https://lore.kernel.org/lkml/20200512170719.221514-1-colin.king@canonical.com
Signed-off-by: Kees Cook <keescook@chromium.org>

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WeiXiong Liao 2020-03-25 16:55:01 +08:00 • committed by Kees Cook

parent cc9c4d1b55

commit 34327e9fd2

4 changed files with 136 additions and 1 deletions

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12

fs/pstore/Kconfig

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9

fs/pstore/blk.c

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114

fs/pstore/zone.c

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2

include/linux/pstore_zone.h

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