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| author | Geert Uytterhoeven <geert+renesas@glider.be> | 2019-10-21 17:06:45 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-11-03 18:08:52 +0100 |
| commit | 726ce477285dc77c824ea7273f2be9dd48ef1267 (patch) | |
| tree | 01d14cd01b911699fa5f572369a1bedc22788aff /Documentation/filesystems | |
| parent | debugfs: remove return value of debugfs_create_atomic_t() (diff) | |
| download | linux-726ce477285dc77c824ea7273f2be9dd48ef1267.tar.xz linux-726ce477285dc77c824ea7273f2be9dd48ef1267.zip | |
Documentation: debugfs: Document debugfs helper for unsigned long values
When debugfs_create_ulong() was added, it was not documented.
Fixes: c23fe83138ed7b11 ("debugfs: Add debugfs_create_ulong()")
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Link: https://lore.kernel.org/r/20191021150645.32440-1-geert+renesas@glider.be
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'Documentation/filesystems')
| -rw-r--r-- | Documentation/filesystems/debugfs.txt | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/Documentation/filesystems/debugfs.txt b/Documentation/filesystems/debugfs.txt index ac6067a02f74..36dac49e859f 100644 --- a/Documentation/filesystems/debugfs.txt +++ b/Documentation/filesystems/debugfs.txt @@ -93,8 +93,8 @@ the following functions can be used instead: These functions are useful as long as the developer knows the size of the value to be exported. Some types can have different widths on different -architectures, though, complicating the situation somewhat. There is a -function meant to help out in one special case: +architectures, though, complicating the situation somewhat. There are +functions meant to help out in such special cases: void debugfs_create_size_t(const char *name, umode_t mode, struct dentry *parent, size_t *value); @@ -102,6 +102,12 @@ function meant to help out in one special case: As might be expected, this function will create a debugfs file to represent a variable of type size_t. +Similarly, there is a helper for variables of type unsigned long: + + struct dentry *debugfs_create_ulong(const char *name, umode_t mode, + struct dentry *parent, + unsigned long *value); + Boolean values can be placed in debugfs with: struct dentry *debugfs_create_bool(const char *name, umode_t mode, |