Messages in this thread | | | Date | Wed, 31 May 2023 20:16:58 -0700 | From | Eric Biggers <> | Subject | Re: [f2fs-dev] [PATCH] f2fs: add f2fs_ioc_[get|set]_extra_attr |
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On Mon, May 29, 2023 at 09:35:00AM +0800, Sheng Yong via Linux-f2fs-devel wrote: > This patch introduces two ioctls: > * f2fs_ioc_get_extra_attr > * f2fs_ioc_set_extra_attr > to get or modify values in extra attribute area. > > The argument of these two ioctls is `struct f2fs_extra_attr', which has > three members: > * field: indicates which field in extra attribute area is handled > * attr: value or userspace pointer > * attr_size: size of `attr' > > The `field' member could help extend functionality of these two ioctls > without modify or add new interfaces, if more fields are added into > extra attributes ares in the feture. > > Signed-off-by: Sheng Yong <shengyong@oppo.com>
Aren't there enough things called extra or extended attributes already? Besides the standard "extended attributes" retrievable with the getxattr() system call, there is already the FS_IOC_FSGETXATTR ioctl too.
- Eric
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