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SubjectRe: Slow I/O on USB media after commit f664a3cc17b7d0a2bc3b3ab96181e1029b0ec0e6
On Mon, Nov 25, 2019 at 11:11:00AM +0100, Andrea Vai wrote:
> Il giorno lun, 25/11/2019 alle 11.54 +0800, Ming Lei ha scritto:
> > On Sat, Nov 23, 2019 at 04:44:55PM +0100, Andrea Vai wrote:
> > > Il giorno sab, 23/11/2019 alle 15.28 +0800, Ming Lei ha scritto:
> > > >
> > > > Please post the log of 'lsusb -v', and I will try to make a
> > patch
> > > > for
> > > > addressing the issue.
> > >
> > > attached,
> >
> > Please apply the attached patch, and re-build & install & reboot
> > kernel.
> >
> > This time, please don't switch io scheduler.
>
> # patch -p1 < usb.patch outputs:
>
> (Stripping trailing CRs from patch; use --binary to disable.)
> patching file block/blk-mq.c
> Hunk #1 succeeded at 1465 (offset 29 lines).
> Hunk #2 succeeded at 3061 (offset 13 lines).
> (Stripping trailing CRs from patch; use --binary to disable.)
> patching file drivers/scsi/scsi_lib.c
> Hunk #1 succeeded at 1902 (offset -37 lines).
> (Stripping trailing CRs from patch; use --binary to disable.)
> patching file drivers/usb/storage/scsiglue.c
> Hunk #1 succeeded at 651 (offset -10 lines).
> (Stripping trailing CRs from patch; use --binary to disable.)
> patching file include/linux/blk-mq.h
> Hunk #1 succeeded at 226 (offset -162 lines).
> (Stripping trailing CRs from patch; use --binary to disable.)
> patching file include/scsi/scsi_host.h
> patch unexpectedly ends in middle of line
> patch unexpectedly ends in middle of line
>
> Just to be sure I have to go on, is this correct? Sounds like an error
> but I don't know if it is important.

Looks there is small conflict, however it has been fixed by patch, so
it is correct, please go on your test.

Thanks,
Ming

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