diff options
| author | Sreekanth Reddy <[email protected]> | 2020-11-02 12:57:46 +0530 |
|---|---|---|
| committer | Martin K. Petersen <[email protected]> | 2020-11-02 18:10:41 -0500 |
| commit | 5feed64f9199ff90c4239971733f23f30aeb2484 (patch) | |
| tree | 3bd09b0b379001ada0ba1702e977bb361b6ff8bc /scripts/gdb/linux/dmesg.py | |
| parent | 5faf50e9e9fdc2117c61ff7e20da49cd6a29e0ca (diff) | |
scsi: mpt3sas: Fix timeouts observed while reenabling IRQ
While reenabling the IRQ after irq poll there may be small time window
where HBA firmware has posted some replies and raise the interrupts but
driver has not received the interrupts. So we may observe I/O timeouts as
the driver has not processed the replies as interrupts got missed while
reenabling the IRQ.
To fix this issue the driver has to go for one more round of processing the
reply descriptors from reply descriptor post queue after enabling the IRQ.
Link: https://lore.kernel.org/r/[email protected]
Reported-by: Tomas Henzl <[email protected]>
Reviewed-by: Tomas Henzl <[email protected]>
Signed-off-by: Sreekanth Reddy <[email protected]>
Signed-off-by: Martin K. Petersen <[email protected]>
Diffstat (limited to 'scripts/gdb/linux/dmesg.py')
0 files changed, 0 insertions, 0 deletions