Re: [PATCH v2 0/4] fix dma_unmap_sg() parameter in some scsi drivers

2018-01-21 Thread chenxiang (M)
Hi, does anyone notice and review this issue? 在 2018/1/4 10:36, chenxiang 写道: According to Documentation/DMA-API.txt, all the parameters of dma_unmap_sg() must be the same as those and passed in to the scatter/gather mapping API. But in scsi drivers such as ibmscsi_tgt/iscsi/mvsas/pm8001, the p

RE: PMC(Adaptec) 7805H(7H series) HBA compatibility problem with many Seagate HDDs

2018-01-21 Thread Viswas G
Hi sonofagun, Can you please try below commands and share the kernel logs. linux-lpds:~ # find /sys -iname "logging_level" /sys/devices/pci:80/:80:03.2/:82:00.0/host10/scsi_host/host10/logging_level linux-lpds:~ # echo 0xff > /sys/devices/pci:80/:80:03.2/:82:00.0/host10

Re: [LSF/MM TOPIC] Improving Asynchronous SCSI Disk Probing

2018-01-21 Thread Madhani, Himanshu
Hi Bart, > On Jan 17, 2018, at 3:24 PM, Bart Van Assche wrote: > > When the SCSI scanning code discovers a SCSI device it calls the driver core > function device_add() to associate a SCSI ULD with the device. The driver > core invokes the probing function for the matching SCSI ULP, e.g. sd_prob

[PATCH 1/5] blk-mq: introduce BLK_STS_DEV_RESOURCE

2018-01-21 Thread Ming Lei
This status is returned from driver to block layer if device related resource is run out of, but driver can guarantee that IO dispatch is triggered in future when the resource is available. This patch converts some drivers to use this return value. Meantime if driver returns BLK_STS_RESOURCE and S

Re: blk-mq: introduce BLK_STS_DEV_RESOURCE

2018-01-21 Thread Ming Lei
On Sat, Jan 20, 2018 at 10:52:01PM -0500, Mike Snitzer wrote: > On Sat, Jan 20 2018 at 7:57pm -0500, > Ming Lei wrote: > > > On Sat, Jan 20, 2018 at 12:30:02PM -0500, Mike Snitzer wrote: > > > On Sat, Jan 20 2018 at 8:48am -0500, > > > Ming Lei wrote: > > > > > > > This status is returned fro

[PATCH] scsi: arcmsr: avoid do_gettimeofday

2018-01-21 Thread Arnd Bergmann
The arcmsr uses its own implementation of time_to_tm(), along with do_gettimeofday() to read the current time. While the algoritm used here is fine in principle, it suffers from two problems: - it assigns the seconds portion of the timeval to a 32-bit unsigned integer that overflows in 2106 ev

Darlehen

2018-01-21 Thread defina
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