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SubjectRe: [PATCH 0/9][v2] dasd: implement block timeout
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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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