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[S390] qdio: cleanup SIGA sync
authorJan Glauber <jang@linux.vnet.ibm.com>
Wed, 5 Jan 2011 11:47:54 +0000 (12:47 +0100)
committerMartin Schwidefsky <sky@mschwide.boeblingen.de.ibm.com>
Wed, 5 Jan 2011 11:47:28 +0000 (12:47 +0100)
commit90adac58d1a4daf3560739ff5b76497d5ece16c4
tree6304b54c5b8200de91f3c151051a412a3536d0f4tree | snapshot
parent110da31709023de61735f2d8a3e52c20c23bb570commit | diff
[S390] qdio: cleanup SIGA sync

Simplify the SIGA sync code and add unlikely annotations. In polling mode
SBALs may be accessed without interrupt, so call SIGA sync before every scan.

Signed-off-by: Jan Glauber <jang@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
drivers/s390/cio/qdio.h diff | blob | blame | history
drivers/s390/cio/qdio_main.c diff | blob | blame | history
drivers/s390/cio/qdio_setup.c diff | blob | blame | history
Linux 6.x block layer and io_uring tree(s)