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authorAlan Cox <alan@linux.intel.com>2009-06-11 16:04:27 +0400
committerLinus Torvalds <torvalds@linux-foundation.org>2009-06-11 19:51:02 +0400
commitc481c707fe4b07783d9a2499a9bbbb94497e9b18 (patch)
tree27f4d137c4e3896733b5001c14feeb049ae7cc4d /drivers/char/tty_audit.c
parentaba6593bf77371e71331ba76dacc98b47760cba3 (diff)
downloadlinux-c481c707fe4b07783d9a2499a9bbbb94497e9b18.tar.xz
tty: remove buffer special casing
Long long ago a 4K kmalloc allocated two pages so the tty layer used the page allocator, except on some machines where the page size was huge. This was removed from the core tty layer with the tty buffer re-implementation but not from tty_audit or the n_tty ldisc. Signed-off-by: Alan Cox <alan@linux.intel.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/char/tty_audit.c')
-rw-r--r--drivers/char/tty_audit.c10
1 files changed, 2 insertions, 8 deletions
diff --git a/drivers/char/tty_audit.c b/drivers/char/tty_audit.c
index 55ba6f142883..ac16fbec72d0 100644
--- a/drivers/char/tty_audit.c
+++ b/drivers/char/tty_audit.c
@@ -29,10 +29,7 @@ static struct tty_audit_buf *tty_audit_buf_alloc(int major, int minor,
buf = kmalloc(sizeof(*buf), GFP_KERNEL);
if (!buf)
goto err;
- if (PAGE_SIZE != N_TTY_BUF_SIZE)
- buf->data = kmalloc(N_TTY_BUF_SIZE, GFP_KERNEL);
- else
- buf->data = (unsigned char *)__get_free_page(GFP_KERNEL);
+ buf->data = kmalloc(N_TTY_BUF_SIZE, GFP_KERNEL);
if (!buf->data)
goto err_buf;
atomic_set(&buf->count, 1);
@@ -52,10 +49,7 @@ err:
static void tty_audit_buf_free(struct tty_audit_buf *buf)
{
WARN_ON(buf->valid != 0);
- if (PAGE_SIZE != N_TTY_BUF_SIZE)
- kfree(buf->data);
- else
- free_page((unsigned long)buf->data);
+ kfree(buf->data);
kfree(buf);
}