On Tue, 6 Dec 2016 18:14:24 +0100 Cyrille Pitchen <[email protected]> wrote:
> This patch removes the WARN_ONCE() test in spi_nor_write(). > This macro triggers the display of a warning message almost every time we > use a UBI file-system because a write operation is performed at offset 64, > which is in the middle of the SPI NOR memory page. This is a valid > operation for ubifs. > > Hence this warning is pretty annoying and useless so we just remove it. > > Signed-off-by: Cyrille Pitchen <[email protected]> > Suggested-by: Richard Weinberger <[email protected]> > Suggested-by: Andras Szemzo <[email protected]> Acked-by: Boris Brezillon <[email protected]> > --- > drivers/mtd/spi-nor/spi-nor.c | 3 --- > 1 file changed, 3 deletions(-) > > diff --git a/drivers/mtd/spi-nor/spi-nor.c b/drivers/mtd/spi-nor/spi-nor.c > index c9bcd05ca5d9..cdeb2c6b1492 100644 > --- a/drivers/mtd/spi-nor/spi-nor.c > +++ b/drivers/mtd/spi-nor/spi-nor.c > @@ -1265,9 +1265,6 @@ static int spi_nor_write(struct mtd_info *mtd, loff_t > to, size_t len, > ssize_t written; > > page_offset = (to + i) & (nor->page_size - 1); > - WARN_ONCE(page_offset, > - "Writing at offset %zu into a NOR page. Writing > partial pages may decrease reliability and increase wear of NOR flash.", > - page_offset); > /* the size of data remaining on the first page */ > page_remain = min_t(size_t, > nor->page_size - page_offset, len - i);
