Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
tjh.dev
kernel
os
linux
vfs: Add sb_rdonly(sb) to query the MS_RDONLY flag on s_flags
Add an sb_rdonly() function to query the MS_RDONLY flag on sb->s_flags
preparatory to providing an SB_RDONLY flag.
Signed-off-by: David Howells <dhowells@redhat.com>
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include/linux/fs.h
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-1
include/linux/fs.h
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*/
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#define __IS_FLG(inode, flg) ((inode)->i_sb->s_flags & (flg))
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-
#define IS_RDONLY(inode) ((inode)->i_sb->s_flags & MS_RDONLY)
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static inline bool sb_rdonly(const struct super_block *sb) { return sb->s_flags & MS_RDONLY; }
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#define IS_RDONLY(inode) sb_rdonly((inode)->i_sb)
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#define IS_SYNC(inode) (__IS_FLG(inode, MS_SYNCHRONOUS) || \
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((inode)->i_flags & S_SYNC))
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#define IS_DIRSYNC(inode) (__IS_FLG(inode, MS_SYNCHRONOUS|MS_DIRSYNC) || \