On Fri, 2 Mar 2007 10:22:03 +0300, "Max Dmitrichenko" <[EMAIL PROTECTED]> wrote:
> If I understand write, the only place from which the ehci_hub_control
> is called is function rh_call_control(). But it passes a pointer to
> the buffer allocated on the stack with __attribute__((aligned(4))).
> That way no SLAB is involved.
Hilarous! Afraid that attribute lovers won't take the right lesson
from it, however. I know how stubborn and obstinate they are.
Please try the attached.
-- Pete
--- linux-2.6.20-rc2/drivers/usb/core/hcd.c 2006-12-30 21:02:53.000000000
-0800
+++ linux-2.6.20-rc2-mon/drivers/usb/core/hcd.c 2007-03-02 09:41:19.000000000
-0800
@@ -347,9 +347,12 @@
struct usb_ctrlrequest *cmd;
u16 typeReq, wValue, wIndex, wLength;
u8 *ubuf = urb->transfer_buffer;
- u8 tbuf [sizeof (struct usb_hub_descriptor)]
- __attribute__((aligned(4)));
- const u8 *bufp = tbuf;
+ union {
+ int aligner;
+ u8 c[sizeof (struct usb_hub_descriptor)];
+ } buf;
+ const u8 *bufp = buf.c;
+ u8 *tbuf = buf.c;
int len = 0;
int patch_wakeup = 0;
unsigned long flags;
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