This patch series is to support io_uring iopoll feature in scsi stack. This patch set requires shared hosttag support. This patch set is created on top of 5.12/scsi-staging branch. https://kernel.googlesource.com/pub/scm/linux/kernel/git/mkp/scsi/+/refs/heads/5.12/scsi-staging v4 -> - Merge "[PATCH v3] scsi_debug: add new defer_type for mq_poll" into this series. - Fix IO hang issue of above patch and created v4. v3 -> - added reviewed-by tag - Fix comment provided by Hannes for below patch. https://patchwork.kernel.org/project/linux-scsi/patch/20201203034100.29716-3-kashyap.desai@xxxxxxxxxxxx/ - Fix Functional issue of poll_queues settings not working in v2. v2 -> - updated feedback from v1. - added reviewed-by & tested-by tag - remove flood of prints in scsi_debug driver during iopoll reported by Douglas Gilbert. - added new patch to support to get shost from hctx. added new helper function "scsi_init_hctx" v1 -> Fixed warnings in scsi_debug driver. Reported-by: kernel test robot <lkp@xxxxxxxxx> Kashyap Desai (5): add io_uring with IOPOLL support in scsi layer megaraid_sas: iouring iopoll support scsi_debug : iouring iopoll support scsi_debug: add new defer type for mq poll scsi: set shost as hctx driver_data drivers/scsi/megaraid/megaraid_sas.h | 3 + drivers/scsi/megaraid/megaraid_sas_base.c | 87 +++++++- drivers/scsi/megaraid/megaraid_sas_fusion.c | 42 +++- drivers/scsi/megaraid/megaraid_sas_fusion.h | 2 + drivers/scsi/scsi_debug.c | 226 +++++++++++++++++--- drivers/scsi/scsi_lib.c | 29 ++- include/scsi/scsi_cmnd.h | 1 + include/scsi/scsi_host.h | 11 + 8 files changed, 359 insertions(+), 42 deletions(-) base-commit: d39bfd0686fd2b21f857c61bb2753db3a932cb24 -- 2.18.1
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