On Sun, Feb 07, 2021 at 11:04:19AM -0800, Chaitanya Kulkarni wrote: > Signed-off-by: Chaitanya Kulkarni <[email protected]> > --- > drivers/block/brd.c | 9 +++------ > 1 file changed, 3 insertions(+), 6 deletions(-) > > diff --git a/drivers/block/brd.c b/drivers/block/brd.c > index d41b7d489e9f..c1f6d768a1b3 100644 > --- a/drivers/block/brd.c > +++ b/drivers/block/brd.c > @@ -220,7 +220,6 @@ static void copy_from_brd(void *dst, struct brd_device > *brd, > sector_t sector, size_t n) > { > struct page *page; > - void *src; > unsigned int offset = (sector & (PAGE_SECTORS-1)) << SECTOR_SHIFT; > size_t copy; > > @@ -236,11 +235,9 @@ static void copy_from_brd(void *dst, struct brd_device > *brd, > sector += copy >> SECTOR_SHIFT; > copy = n - copy; > page = brd_lookup_page(brd, sector); > - if (page) { > - src = kmap_atomic(page); > - memcpy(dst, src, copy); > - kunmap_atomic(src); > - } else > + if (page) > + memcpy_from_page(dst, page, offset, copy);
Why 'offset'? Ira > + else > memset(dst, 0, copy); > } > } > -- > 2.22.1 > _______________________________________________ Linux-f2fs-devel mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/linux-f2fs-devel
