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f2fs/sysfs: Introduce a Read-Only attribute macro

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Useful when we need to set a node RO to avoid Android over-riding
the custom set values.

Change-Id: Iad8cf81504d55b8ed75e6b5563f7cf397595ec1a
Signed-off-by: Panchajanya1999 <rsk52959@gmail.com>
Signed-off-by: Pranav Vashi <neobuddy89@gmail.com>
This commit is contained in:
Panchajanya1999
2022-02-16 00:48:53 +05:30
committed by Pranav Vashi
parent 0019df866f
commit 067be2ed52
1 changed files with 5 additions and 0 deletions
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5
fs/f2fs/sysfs.c
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@@ -498,6 +498,11 @@ static struct f2fs_attr f2fs_attr_##_name = { \
f2fs_sbi_show, f2fs_sbi_store, \
offsetof(struct struct_name, elname))
#define F2FS_RO_ATTR(struct_type, struct_name, name, elname) \
F2FS_ATTR_OFFSET(struct_type, name, 0444, \
f2fs_sbi_show, f2fs_sbi_store, \
offsetof(struct struct_name, elname))
#define F2FS_GENERAL_RO_ATTR(name) \
static struct f2fs_attr f2fs_attr_##name = __ATTR(name, 0444, name##_show, NULL)