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author | Will Deacon <will.deacon@arm.com> | 2019-02-22 14:45:42 +0000 |
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committer | Will Deacon <will.deacon@arm.com> | 2019-04-08 12:00:40 +0100 |
commit | b012980d1c6e27f5c4adf0c19defca8658956820 (patch) | |
tree | 11d24c8be3e2aeacd423bc556ff68da03a82bf60 /Documentation/memory-barriers.txt | |
parent | 420af1554790a95e6813f56f63b6d2361614082b (diff) | |
download | linux-b012980d1c6e27f5c4adf0c19defca8658956820.tar.gz linux-b012980d1c6e27f5c4adf0c19defca8658956820.tar.bz2 linux-b012980d1c6e27f5c4adf0c19defca8658956820.zip |
riscv/mmiowb: Hook up mmwiob() implementation to asm-generic code
In a bid to kill off explicit mmiowb() usage in driver code, hook up
the asm-generic mmiowb() tracking code for riscv, so that an mmiowb()
is automatically issued from spin_unlock() if an I/O write was performed
in the critical section.
Reviewed-by: Palmer Dabbelt <palmer@sifive.com>
Acked-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Will Deacon <will.deacon@arm.com>
Diffstat (limited to 'Documentation/memory-barriers.txt')
0 files changed, 0 insertions, 0 deletions