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author | Heiko Carstens <heiko.carstens@de.ibm.com> | 2008-02-19 15:29:30 +0100 |
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committer | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2008-02-19 15:29:34 +0100 |
commit | b32ecdb7257821e5e42d9b9b2a427b02c89f85e7 (patch) | |
tree | 6f4e7362078b1560f8cc780fec54742d89a81928 /arch | |
parent | 591bb4f637e48950d35e2ca01e6b962c519d96e5 (diff) |
[S390] qdio: fix qdio_activate timeout handling.
Current code in qdio_activate waits for at least 5 seconds
until it returns. It may return earlier if an error occurs,
but not if everything is ok. This large timeout value
became visible with commit dfa77f611ff295598e218aa0eb6efa73a5cf26d0
"qdio: set QDIO_ACTIVATE_TIMEOUT to 5s", which intended to
fix the timeout value which was zero. In turn setting an
FCP adapter online took 5 seconds.
In practice waiting for 5ms before continuing is sufficient
as pointed out by Utz Bacher and Cornelia Huck.
Cc: Utz Bacher <utz.bacher@de.ibm.com>
Cc: Jan Glauber <jan.glauber@de.ibm.com>
Cc: Ursula Braun <braunu@de.ibm.com>
Cc: Martin Peschke <mp3@de.ibm.com>
Acked-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'arch')
0 files changed, 0 insertions, 0 deletions