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blk-mq: Tentetively disable -Walign-mismatch warning

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This silences the following compilation warning, introduced via
current upstream LLVM toolchain builds:

../block/blk-mq.c:581:44: warning: passing 8-byte aligned argument to 32-byte aligned parameter 2 of 'smp_call_function_single_async' may result in an unaligned pointer access [-Walign-mismatch]
                smp_call_function_single_async(ctx->cpu, &rq->csd);
                                                         ^
1 warning generated.

https://lore.kernel.org/linux-block/20210310225240.4epj2mdmz

Signed-off-by: Adam W. Willis <return.of.octobot@gmail.com>
Change-Id: Id2911fa6298d66d0f68a06f5a355b5a99ecd95e7
This commit is contained in:
Adam W. Willis 2021-03-21 23:18:02 -04:00 committed by Michael Bestas
parent 49338de1fb
commit 54ba19ea89
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block/Makefile
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@ -10,6 +10,7 @@ obj-$(CONFIG_BLOCK) := bio.o elevator.o blk-core.o blk-sysfs.o \
blk-mq-sysfs.o blk-mq-cpumap.o blk-mq-sched.o ioctl.o \
genhd.o partition-generic.o ioprio.o \
badblocks.o partitions/ blk-rq-qos.o
CFLAGS_blk-mq.o := $(call cc-disable-warning, align-mismatch)
obj-$(CONFIG_BOUNCE) += bounce.o
obj-$(CONFIG_BLK_SCSI_REQUEST) += scsi_ioctl.o