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| author | Shivasharan S <shivasharan.srikanteshwara@broadcom.com> | 2018-12-18 05:59:54 -0800 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2018-12-19 21:38:54 -0500 |
| commit | 894169db12463cea08d0e2a9e35f42b291340e5a (patch) | |
| tree | 7bac12a9946e61b1ee9b5cc91423adb1da4aaa0a /tools/perf/scripts/python | |
| parent | scsi: megaraid_sas: add retry logic in megasas_readl (diff) | |
| download | linux-894169db12463cea08d0e2a9e35f42b291340e5a.tar.gz linux-894169db12463cea08d0e2a9e35f42b291340e5a.zip | |
scsi: megaraid_sas: Use 63-bit DMA addressing
Although MegaRAID controllers support 64-bit DMA addressing, as per
hardware design, DMA address with all 64-bits set
(0xFFFFFFFF-FFFFFFFF) results in a firmware fault.
Driver will set 63-bit DMA mask to ensure the above address will not be
used.
Cc: stable@vger.kernel.org
Signed-off-by: Shivasharan S <shivasharan.srikanteshwara@broadcom.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'tools/perf/scripts/python')
0 files changed, 0 insertions, 0 deletions