Le 08/12/2016 à 16:31, Boris Brezillon a écrit :
> 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]>
> 
Applied to git://github.com/spi-nor/linux.git

>> ---
>>  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);
> 
> 
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