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SubjectRe: [PATCHv4 3/9] zram: Factor out WB and non-WB zram read functions
On (22/11/02 13:20), Minchan Kim wrote:
> On Tue, Oct 18, 2022 at 01:55:27PM +0900, Sergey Senozhatsky wrote:
> > We will use non-WB variant in ZRAM page recompression path.
> >
> > Signed-off-by: Sergey Senozhatsky <senozhatsky@chromium.org>
> > ---
> > drivers/block/zram/zram_drv.c | 73 ++++++++++++++++++++++++-----------
> > 1 file changed, 50 insertions(+), 23 deletions(-)
> >
> > diff --git a/drivers/block/zram/zram_drv.c b/drivers/block/zram/zram_drv.c
> > index a8ef3c0c3dae..94c62d7ea818 100644
> > --- a/drivers/block/zram/zram_drv.c
> > +++ b/drivers/block/zram/zram_drv.c
> > @@ -1314,8 +1314,30 @@ static void zram_free_page(struct zram *zram, size_t index)
> > ~(1UL << ZRAM_LOCK | 1UL << ZRAM_UNDER_WB));
> > }
> >
> > -static int __zram_bvec_read(struct zram *zram, struct page *page, u32 index,
> > - struct bio *bio, bool partial_io)
> > +/*
> > + * Reads a page from the writeback devices. Corresponding ZRAM slot
> > + * should be unlocked.
> > + */
> > +static int zram_read_from_writeback(struct zram *zram, struct page *page,
>
> How about zram_read_from_bdev?

As far as I can see, we already have that one, so that name is already taken.

We have read_from_bdev, read_from_bdev_sync, read_from_bdev_async, and
probably some more.

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