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authorChristoph Hellwig <hch@lst.de>2017-09-01 17:39:13 +0200
committerAl Viro <viro@zeniv.linux.org.uk>2017-09-04 19:05:15 -0400
commitbdd1d2d3d251c65b74ac4493e08db18971c09240 (patch)
tree71df247eeb367203c59a26eed8a384398c2d8131 /include/linux/fs.h
parentfs: move kernel_read to fs/read_write.c (diff)
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fs: fix kernel_read prototype
Use proper ssize_t and size_t types for the return value and count argument, move the offset last and make it an in/out argument like all other read/write helpers, and make the buf argument a void pointer to get rid of lots of casts in the callers. Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'include/linux/fs.h')
-rw-r--r--include/linux/fs.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/linux/fs.h b/include/linux/fs.h
index cbfe127bccf8..2ba8f38a4d63 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -2772,13 +2772,13 @@ static inline const char *kernel_read_file_id_str(enum kernel_read_file_id id)
return kernel_read_file_str[id];
}
-extern int kernel_read(struct file *, loff_t, char *, unsigned long);
extern int kernel_read_file(struct file *, void **, loff_t *, loff_t,
enum kernel_read_file_id);
extern int kernel_read_file_from_path(char *, void **, loff_t *, loff_t,
enum kernel_read_file_id);
extern int kernel_read_file_from_fd(int, void **, loff_t *, loff_t,
enum kernel_read_file_id);
+extern ssize_t kernel_read(struct file *, void *, size_t, loff_t *);
extern ssize_t kernel_write(struct file *, const char *, size_t, loff_t);
extern ssize_t __kernel_write(struct file *, const char *, size_t, loff_t *);
extern struct file * open_exec(const char *);