Messages in this thread | | | Subject | Re: [PATCH 0/9][v2] dasd: implement block timeout | From | Stefan Weinhuber <> | Date | Wed, 30 Jan 2013 17:15:54 +0100 |
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Hannes Reinecke <hare@suse.de> wrote on 2013-01-30 10:26:10: > This patch series implements a block timeout handler for > DASDs. The main impetus was to allow for a fixed upper > timeout value after which a request is aborted. > This is required eg when implementing a host-based > mirroring system where otherwise the entire mirror > would stall under certain circumstances. > > Changes since v1: > - Fixed lock inversion in dasd_times_out() > - Checked for 'device->block' when writing to 'timeout' attribute > - Check against 'UINT_MAX' when verifying the 'timeout' value > > Hannes Reinecke (9): > dasd: Clarify comment > dasd: make number of retries configurable > dasd: process all requests in the device tasklet > dasd: Implement block timeout handling > dasd: Reduce amount of messages for specific errors > dasd: detailed I/O errors > block: check for timeout function in blk_rq_timed_out() > dasd: Add 'timeout' attribute > dasd: Fail all requests when DASD_FLAG_ABORTIO is set > > arch/s390/include/uapi/asm/dasd.h | 4 + > block/blk-core.c | 3 + > block/blk-timeout.c | 5 +- > drivers/s390/block/dasd.c | 115 ++++++++++++++++++++++++++ > +++++++---- > drivers/s390/block/dasd_devmap.c | 97 +++++++++++++++++++++++++++++++ > drivers/s390/block/dasd_diag.c | 8 ++- > drivers/s390/block/dasd_eckd.c | 15 ++++- > drivers/s390/block/dasd_erp.c | 8 +++ > drivers/s390/block/dasd_fba.c | 10 +++- > drivers/s390/block/dasd_int.h | 10 +++ > drivers/s390/block/dasd_ioctl.c | 59 +++++++++++++++++++ > 11 files changed, 313 insertions(+), 21 deletions(-) > > -- > 1.7.4.2 >
This patch set looks fine to me now. Thanks!
Acked-by: Stefan Weinhuber <wein@de.ibm.com>
Mit freundlichen Grüßen / Kind regards Stefan Weinhuber
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