Messages in this thread | | | Subject | Re: [PATCH v5 1/2] erofs: add sysfs interface | From | Huang Jianan <> | Date | Fri, 12 Nov 2021 18:10:37 +0800 |
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在 2021/11/12 13:36, Gao Xiang 写道: > Hi Jianan, > > On Fri, Nov 12, 2021 at 10:30:02AM +0800, Huang Jianan wrote: >> Add sysfs interface to configure erofs related parameters later. >> >> Signed-off-by: Huang Jianan <huangjianan@oppo.com> >> Reviewed-by: Chao Yu <chao@kernel.org> >> --- >> since v4: >> - Resend in a clean chain. >> >> since v3: >> - Add description of sysfs in erofs documentation. >> >> since v2: >> - Check whether t in erofs_attr_store is illegal. >> - Print raw value for bool entry. >> >> since v1: >> - Add sysfs API documentation. >> - Use sysfs_emit over snprintf. >> >> Documentation/ABI/testing/sysfs-fs-erofs | 7 + >> Documentation/filesystems/erofs.rst | 8 + >> fs/erofs/Makefile | 2 +- >> fs/erofs/internal.h | 10 + >> fs/erofs/super.c | 12 ++ >> fs/erofs/sysfs.c | 240 +++++++++++++++++++++++ >> 6 files changed, 278 insertions(+), 1 deletion(-) >> create mode 100644 Documentation/ABI/testing/sysfs-fs-erofs >> create mode 100644 fs/erofs/sysfs.c >> >> diff --git a/Documentation/ABI/testing/sysfs-fs-erofs b/Documentation/ABI/testing/sysfs-fs-erofs >> new file mode 100644 >> index 000000000000..86d0d0234473 >> --- /dev/null >> +++ b/Documentation/ABI/testing/sysfs-fs-erofs >> @@ -0,0 +1,7 @@ >> +What: /sys/fs/erofs/features/ >> +Date: November 2021 >> +Contact: "Huang Jianan" <huangjianan@oppo.com> >> +Description: Shows all enabled kernel features. >> + Supported features: >> + lz4_0padding, compr_cfgs, big_pcluster, device_table, >> + sb_chksum. > Please help submit a patch renaming lz4_0padding to 0padding globally > since LZMA and later algorithms also need that... > > Also, lack of chunked_file and compr_head2 as well?
It seems that these features are also missing in internal.h, I will send a new patchset containing these fixes.
Thanks, Jianan
> Thanks, > Gao Xiang
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