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SubjectRe: [PATCH 01/10] ehci early_printk: split ehci debug driver from early_printk.c
Jason Wessel wrote:
> Move the dbgp early printk driver in advance of refactoring and adding
> new code, so the changes to this code are tracked separately from the
> move of the code.
>
> The drivers/usb/early directory will be the location of the current
> and future early usb code for driving usb devices prior initializing
> the standard interrupt driven USB drivers.
>
> Signed-off-by: Jason Wessel <jason.wessel@windriver.com>
> Cc: Greg KH <gregkh@suse.de>
> Cc: Ingo Molnar <mingo@elte.hu>
> Cc: Andrew Morton <akpm@linux-foundation.org>
> Cc: Yinghai Lu <yinghai@kernel.org>
> Cc: "Eric W. Biederman" <ebiederm@xmission.com>
> ---
> arch/x86/kernel/early_printk.c | 715 ---------------------------------------
> drivers/usb/Makefile | 1 +
> drivers/usb/early/Makefile | 5 +
> drivers/usb/early/ehci-dbgp.c | 723 ++++++++++++++++++++++++++++++++++++++++
> include/linux/usb/ehci_def.h | 6 +
> 5 files changed, 735 insertions(+), 715 deletions(-)
> create mode 100644 drivers/usb/early/Makefile
> create mode 100644 drivers/usb/early/ehci-dbgp.c

before this patch, we could use dbgp without compiling USB susbsystem in...

YH


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