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author | Rafał Miłecki <rafal@milecki.pl> | 2017-02-07 13:09:50 +0100 |
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committer | Rafał Miłecki <rafal@milecki.pl> | 2017-02-07 15:35:39 +0100 |
commit | 174ce4c56d742712696e546eecee3d89e05c909a (patch) | |
tree | be0159e023e7ffe3c922ec183496768a0f2e4db9 /target/linux/generic/patches-4.9/062-v4.11-0003-mtd-spi-nor-remove-WARN_ONCE-message-in-spi_nor_writ.patch | |
parent | 6d5419d96ad7d6f2b6de112e8f8ba1f74ceb33d3 (diff) | |
download | upstream-174ce4c56d742712696e546eecee3d89e05c909a.tar.gz upstream-174ce4c56d742712696e546eecee3d89e05c909a.tar.bz2 upstream-174ce4c56d742712696e546eecee3d89e05c909a.zip |
kernel: update spi-nor in 4.9 to spi-nor tree version (next branch)
These are patches queued for 4.11. It adds support for even more hw and
removes some annoying WARN_ONCE.
Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
Diffstat (limited to 'target/linux/generic/patches-4.9/062-v4.11-0003-mtd-spi-nor-remove-WARN_ONCE-message-in-spi_nor_writ.patch')
-rw-r--r-- | target/linux/generic/patches-4.9/062-v4.11-0003-mtd-spi-nor-remove-WARN_ONCE-message-in-spi_nor_writ.patch | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/target/linux/generic/patches-4.9/062-v4.11-0003-mtd-spi-nor-remove-WARN_ONCE-message-in-spi_nor_writ.patch b/target/linux/generic/patches-4.9/062-v4.11-0003-mtd-spi-nor-remove-WARN_ONCE-message-in-spi_nor_writ.patch new file mode 100644 index 0000000000..731ef21bb8 --- /dev/null +++ b/target/linux/generic/patches-4.9/062-v4.11-0003-mtd-spi-nor-remove-WARN_ONCE-message-in-spi_nor_writ.patch @@ -0,0 +1,33 @@ +From dc176595bf184e89bf28fdf91cbc1d050dfe63b3 Mon Sep 17 00:00:00 2001 +From: Cyrille Pitchen <cyrille.pitchen@atmel.com> +Date: Tue, 6 Dec 2016 18:14:24 +0100 +Subject: [PATCH] mtd: spi-nor: remove WARN_ONCE() message in spi_nor_write() + +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 <cyrille.pitchen@atmel.com> +Suggested-by: Richard Weinberger <richard@nod.at> +Suggested-by: Andras Szemzo <szemzo.andras@gmail.com> +Acked-by: Boris Brezillon <boris.brezillon@free-electrons.com> +--- + drivers/mtd/spi-nor/spi-nor.c | 3 --- + 1 file changed, 3 deletions(-) + +--- a/drivers/mtd/spi-nor/spi-nor.c ++++ b/drivers/mtd/spi-nor/spi-nor.c +@@ -1263,9 +1263,6 @@ static int spi_nor_write(struct mtd_info + + page_offset = do_div(aux, nor->page_size); + } +- 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); |