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(parent: 7883097) | patch
[S390] qdio: add counter for input queue full condition
authorJan Glauber <jang@linux.vnet.ibm.com>
Fri, 18 Dec 2009 16:43:26 +0000 (17:43 +0100)
committerMartin Schwidefsky <sky@mschwide.boeblingen.de.ibm.com>
Fri, 18 Dec 2009 16:43:32 +0000 (17:43 +0100)
commit8bcd9b04fdbab9cee4948501f8862af2a288f1b5
tree0a4767448af451b59c12f6b4d43395b86d51c6edtree | snapshot
parent7883097f1602c8cbb1da764a6ac43e0b8a7f56d9commit | diff
[S390] qdio: add counter for input queue full condition

Add a counter to the qdio performance statistics that indicates that no
free buffers were left in the input queue. If the counter gets increased
it means that the qdio adapter filled all available buffers and possibly
had more buffers ready but could not transmit them.

Signed-off-by: Jan Glauber <jang@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
drivers/s390/cio/qdio_main.c diff | blob | history
drivers/s390/cio/qdio_perf.c diff | blob | history
drivers/s390/cio/qdio_perf.h diff | blob | history
Domain: System / Uncategorized;