tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
proc_powerpc: switch to fixed_size_llseek()
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
+2
-18
+2
-18
arch/powerpc/kernel/proc_powerpc.c
+2
-18
arch/powerpc/kernel/proc_powerpc.c
···
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#ifdef CONFIG_PPC64
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-
static loff_t page_map_seek( struct file *file, loff_t off, int whence)
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+
static loff_t page_map_seek(struct file *file, loff_t off, int whence)
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{
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-
loff_t new;
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-
switch(whence) {
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-
case 0:
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new = off;
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break;
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case 1:
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new = file->f_pos + off;
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break;
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case 2:
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new = PAGE_SIZE + off;
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break;
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default:
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return -EINVAL;
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-
}
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if ( new < 0 || new > PAGE_SIZE )
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return -EINVAL;
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-
return (file->f_pos = new);
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+
return fixed_size_llseek(file, off, whence, PAGE_SIZE);
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}
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static ssize_t page_map_read( struct file *file, char __user *buf, size_t nbytes,