Re: [PATCH V1] hostdisk: Fix linux disk cache workaround on multipath disks

2018-09-20 Thread Michael Chang
On Wed, Sep 19, 2018 at 03:28:34PM +0200, Daniel Kiper wrote: > On Thu, Sep 13, 2018 at 03:20:34PM +0800, Michael Chang wrote: > > In grub-core/osdep/linux/hostdisk.c::grub_util_fd_open_device() there's > > comment > > about linux disk cache issue as below: > > > > /* Linux has a bug that the di

Re: [PATCH V1] hostdisk: Fix linux disk cache workaround on multipath disks

2018-09-19 Thread Daniel Kiper
On Thu, Sep 13, 2018 at 03:20:34PM +0800, Michael Chang wrote: > In grub-core/osdep/linux/hostdisk.c::grub_util_fd_open_device() there's > comment > about linux disk cache issue as below: > > /* Linux has a bug that the disk cache for a whole disk is not consistent > with the one for a part