diff options
| author | Rafał Miłecki <zajec5@gmail.com> | 2014-10-27 18:14:39 +0000 |
|---|---|---|
| committer | Rafał Miłecki <zajec5@gmail.com> | 2014-10-27 18:14:39 +0000 |
| commit | 1c45c113c4aee13ca5a5cc30f357d2072a14b5e7 (patch) | |
| tree | 89a6f12673d11ed2a89ac083a6c93ce47dad831c /target/linux/generic/patches-3.18/412-mtd-partial_eraseblock_unlock.patch | |
| parent | ac7e9e859bb08a7d8a9c82bed1d08abbf57b5ace (diff) | |
| download | upstream-1c45c113c4aee13ca5a5cc30f357d2072a14b5e7.tar.gz upstream-1c45c113c4aee13ca5a5cc30f357d2072a14b5e7.tar.bz2 upstream-1c45c113c4aee13ca5a5cc30f357d2072a14b5e7.zip | |
kernel: start working on 3.18 support
This commit:
1) Copies 3.14 patches
2) Drops mainlined stuff
3) Modifies some patches to apply
Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@43093 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target/linux/generic/patches-3.18/412-mtd-partial_eraseblock_unlock.patch')
| -rw-r--r-- | target/linux/generic/patches-3.18/412-mtd-partial_eraseblock_unlock.patch | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/target/linux/generic/patches-3.18/412-mtd-partial_eraseblock_unlock.patch b/target/linux/generic/patches-3.18/412-mtd-partial_eraseblock_unlock.patch new file mode 100644 index 0000000000..ba45accd4b --- /dev/null +++ b/target/linux/generic/patches-3.18/412-mtd-partial_eraseblock_unlock.patch @@ -0,0 +1,18 @@ +--- a/drivers/mtd/mtdpart.c ++++ b/drivers/mtd/mtdpart.c +@@ -334,7 +334,14 @@ static int part_lock(struct mtd_info *mt + static int part_unlock(struct mtd_info *mtd, loff_t ofs, uint64_t len) + { + struct mtd_part *part = PART(mtd); +- return part->master->_unlock(part->master, ofs + part->offset, len); ++ ++ ofs += part->offset; ++ if (mtd->flags & MTD_ERASE_PARTIAL) { ++ /* round up len to next erasesize and round down offset to prev block */ ++ len = (mtd_div_by_eb(len, part->master) + 1) * part->master->erasesize; ++ ofs &= ~(part->master->erasesize - 1); ++ } ++ return part->master->_unlock(part->master, ofs, len); + } + + static int part_is_locked(struct mtd_info *mtd, loff_t ofs, uint64_t len) |