https://github.com/torvalds/linux
Revision 0033dfd92a5646a78025e86f8df4d5b18181ba2c authored by Anton Ivanov on 08 November 2018, 13:07:23 UTC, committed by Jens Axboe on 08 November 2018, 13:16:09 UTC
The SYNC path doesn't initialize io_req->error, which can cause
random errors. Before the conversion to blk-mq, we always
completed requests with BLK_STS_OK status, but now we actually
look at the error field and this issue becomes apparent.

Signed-off-by: Anton Ivanov <anton.ivanov@cambridgegreys.com>

[axboe: fixed up commit message to explain what is actually going on]

Signed-off-by: Jens Axboe <axboe@kernel.dk>
1 parent f3587d7
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Tip revision: 0033dfd92a5646a78025e86f8df4d5b18181ba2c authored by Anton Ivanov on 08 November 2018, 13:07:23 UTC
ubd: fix missing initialization of io_req
Tip revision: 0033dfd
Makefile.kcov
ifdef CONFIG_KCOV

kcov-flags-$(CONFIG_CC_HAS_SANCOV_TRACE_PC)	+= -fsanitize-coverage=trace-pc
kcov-flags-$(CONFIG_KCOV_ENABLE_COMPARISONS)	+= -fsanitize-coverage=trace-cmp
kcov-flags-$(CONFIG_GCC_PLUGIN_SANCOV)		+= -fplugin=$(objtree)/scripts/gcc-plugins/sancov_plugin.so

export CFLAGS_KCOV := $(kcov-flags-y)

endif
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