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authorKaixiong Yu <yukaixiong@huawei.com>2025-01-11 10:07:47 +0300
committerJoel Granados <joel.granados@kernel.org>2025-02-07 18:53:04 +0300
commit52e66823e0bea9adbe3e16075b5d76867ca695aa (patch)
tree966223062124095b9579285021b9f573670863e9 /include/linux
parentc8c3fd194678e99460f22fffa170f7628e3e171c (diff)
downloadlinux-52e66823e0bea9adbe3e16075b5d76867ca695aa.tar.xz
fs: dcache: move the sysctl to fs/dcache.c
The sysctl_vfs_cache_pressure belongs to fs/dcache.c, move it to fs/dcache.c from kernel/sysctl.c. As a part of fs/dcache.c cleaning, sysctl_vfs_cache_pressure is changed to a static variable, and change the inline-type function vfs_pressure_ratio() to out-of-inline type, export vfs_pressure_ratio() with EXPORT_SYMBOL_GPL to be used by other files. Move the unneeded include(linux/dcache.h). Signed-off-by: Kaixiong Yu <yukaixiong@huawei.com> Reviewed-by: Kees Cook <kees@kernel.org> Reviewed-by: Jan Kara <jack@suse.cz> Reviewed-by: Christian Brauner <brauner@kernel.org> Reviewed-by: Jeff Layton <jlayton@kernel.org> Signed-off-by: Joel Granados <joel.granados@kernel.org>
Diffstat (limited to 'include/linux')
-rw-r--r--include/linux/dcache.h7
1 files changed, 1 insertions, 6 deletions
diff --git a/include/linux/dcache.h b/include/linux/dcache.h
index 4afb60365675..f861e709b385 100644
--- a/include/linux/dcache.h
+++ b/include/linux/dcache.h
@@ -520,12 +520,7 @@ static inline int simple_positive(const struct dentry *dentry)
return d_really_is_positive(dentry) && !d_unhashed(dentry);
}
-extern int sysctl_vfs_cache_pressure;
-
-static inline unsigned long vfs_pressure_ratio(unsigned long val)
-{
- return mult_frac(val, sysctl_vfs_cache_pressure, 100);
-}
+unsigned long vfs_pressure_ratio(unsigned long val);
/**
* d_inode - Get the actual inode of this dentry