Messages in this thread | | | From | Miquel Raynal <> | Subject | Re: [PATCH v4] phram: Allow the user to set the erase page size. | Date | Mon, 7 Dec 2020 12:15:41 +0100 |
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On Mon, 2020-12-07 at 09:55:29 UTC, Guohua Zhong wrote: > From: Patrick O'Grady <patrick@baymotion.com> > > Permit the user to specify the erase page size as a parameter. > This solves two problems: > > - phram can access images made by mkfs.jffs2. mkfs.jffs2 won't > create images with erase sizes less than 8KiB; many architectures > define PAGE_SIZE as 4KiB. > > - Allows more effective use of small capacity devices. JFFS2 > needs somewhere between 2 and 5 empty pages for garbage collection; > and for an NVRAM part with only 32KiB of space, a smaller erase page > allows much better utilization in applications where garbage collection > is important. > > Signed-off-by: Patrick O'Grady <patrick@baymotion.com> > Reviewed-by: Joern Engel <joern@logfs.org> > Link: https://lore.kernel.org/lkml/CAJ7m5OqYv_=JB9NhHsqBsa8YU0DFRoP7C+W10PY22wonAGJK=A@mail.gmail.com/ > [Guohua Zhong: fix token array index out of bounds and update patch for kernel master branch] > Signed-off-by: Guohua Zhong <zhongguohua1@huawei.com>
Applied to https://git.kernel.org/pub/scm/linux/kernel/git/mtd/linux.git mtd/next, thanks.
Miquel
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