Hi Ariel,
On 3/29/2018 5:17 AM, Elior, Ariel wrote:
>> Subject: [PATCH v7 3/7] bnx2x: Replace doorbell barrier() with wmb()
>>
>> barrier() doesn't guarantee memory writes to be observed by the hardware on
>> all architectures. barrier() only tells compiler not to m
> Subject: [PATCH v7 3/7] bnx2x: Replace doorbell barrier() with wmb()
>
> barrier() doesn't guarantee memory writes to be observed by the hardware on
> all architectures. barrier() only tells compiler not to move this code
> with respect to other read/writes.
>
> I
barrier() doesn't guarantee memory writes to be observed by the hardware on
all architectures. barrier() only tells compiler not to move this code
with respect to other read/writes.
If memory write needs to be observed by the HW, wmb() is the right choice.
Signed-off-by: Sinan Kaya
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drivers/
