From: Oleg Nesterov Date: Mon, 13 Jan 2014 15:49:06 +0000 (+0100) Subject: fs: __fget_light() can use __fget() in slow path X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=e6ff9a9fa4e05c1c03dec63cdc6a87d6dea02755;p=GitHub%2FLineageOS%2FG12%2Fandroid_kernel_amlogic_linux-4.9.git fs: __fget_light() can use __fget() in slow path The slow path in __fget_light() can use __fget() to avoid the code duplication. Saves 232 bytes. Signed-off-by: Oleg Nesterov Signed-off-by: Al Viro --- diff --git a/fs/file.c b/fs/file.c index 50c1208f6450..771578b33fb6 100644 --- a/fs/file.c +++ b/fs/file.c @@ -694,17 +694,9 @@ struct file *__fget_light(unsigned int fd, fmode_t mask, int *fput_needed) if (file && (file->f_mode & mask)) file = NULL; } else { - rcu_read_lock(); - file = fcheck_files(files, fd); - if (file) { - if (!(file->f_mode & mask) && - atomic_long_inc_not_zero(&file->f_count)) - *fput_needed = 1; - else - /* Didn't get the reference, someone's freed */ - file = NULL; - } - rcu_read_unlock(); + file = __fget(fd, mask); + if (file) + *fput_needed = 1; } return file;