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| author | Tejun Heo <tj@kernel.org> | 2013-11-28 14:54:20 -0500 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-11-29 17:35:05 -0800 |
| commit | dd8a5b036b6e8d50854e130555f90f062c5eacec (patch) | |
| tree | 3fdab4cdb96462d06ea060de2de4ffe2467c531e /include/linux/kernfs.h | |
| parent | c6fb449515f23edea828fb90a460d3622e261dba (diff) | |
| download | lwn-dd8a5b036b6e8d50854e130555f90f062c5eacec.tar.gz lwn-dd8a5b036b6e8d50854e130555f90f062c5eacec.zip | |
sysfs, kernfs: move sysfs_open_file to include/linux/kernfs.h
sysfs_open_file will be used as the primary handle for kernfs methods.
Move its definition from fs/sysfs/file.c to include/linux/kernfs.h and
mark the public and private fields.
This is pure relocation.
Signed-off-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'include/linux/kernfs.h')
| -rw-r--r-- | include/linux/kernfs.h | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/include/linux/kernfs.h b/include/linux/kernfs.h index e8b73d4a08d2..b923052c29d0 100644 --- a/include/linux/kernfs.h +++ b/include/linux/kernfs.h @@ -9,12 +9,30 @@ #include <linux/kernel.h> #include <linux/err.h> +#include <linux/list.h> +#include <linux/mutex.h> struct file; struct iattr; +struct seq_file; +struct vm_area_struct; struct sysfs_dirent; +struct sysfs_open_file { + /* published fields */ + struct sysfs_dirent *sd; + struct file *file; + + /* private fields, do not use outside kernfs proper */ + struct mutex mutex; + int event; + struct list_head list; + + bool mmapped; + const struct vm_operations_struct *vm_ops; +}; + #ifdef CONFIG_SYSFS struct sysfs_dirent *kernfs_create_dir_ns(struct sysfs_dirent *parent, |