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authorShannon Nelson <shannon.nelson@oracle.com>2017-02-13 10:57:00 -0800
committerDavid S. Miller <davem@davemloft.net>2017-02-14 13:04:09 -0500
commitfd263fb6e718c5bdf35cbc1de4f781c71794d2a4 (patch)
tree8569adf9d2f8d2ebc2db0fb5cd109127ec08d129 /include/soc/sa1100
parentf2f3e210bffe5c8f8b30d0b0c7b0f733ff5db334 (diff)
sunvnet: add memory barrier before check for tx enable
In order to allow the underlying LDC and outstanding memory operations to potentially catch up with the driver's Tx requests, add a memory barrier before checking again for available tx descriptors. Signed-off-by: Shannon Nelson <shannon.nelson@oracle.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/soc/sa1100')
0 files changed, 0 insertions, 0 deletions
b7b686a3e ("efi/libstub/arm*: Pass latest memory map to the kernel") Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org> Tested-by: Riku Voipio <riku.voipio@linaro.org> Cc: <stable@vger.kernel.org> Cc: mark.rutland@arm.com Cc: linux-efi@vger.kernel.org Cc: matt@codeblueprint.co.uk Cc: leif.lindholm@linaro.org Cc: linux-arm-kernel@lists.infradead.org Link: http://lkml.kernel.org/r/1485971102-23330-2-git-send-email-ard.biesheuvel@linaro.org Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'include/trace/events/sunvnet.h')