From mboxrd@z Thu Jan 1 00:00:00 1970 From: akpm@linux-foundation.org Subject: + kfifo-implement-missing-__kfifo_skip_r.patch added to -mm tree Date: Thu, 12 Aug 2010 14:22:18 -0700 Message-ID: <201008122122.o7CLMIbM013450@imap1.linux-foundation.org> Reply-To: linux-kernel@vger.kernel.org Return-path: Received: from smtp1.linux-foundation.org ([140.211.169.13]:52897 "EHLO smtp1.linux-foundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753114Ab0HLVWh (ORCPT ); Thu, 12 Aug 2010 17:22:37 -0400 Sender: mm-commits-owner@vger.kernel.org List-Id: mm-commits@vger.kernel.org To: mm-commits@vger.kernel.org Cc: arighi@develer.com, greg@kroah.com, stefani@seibold.net The patch titled kfifo: implement missing __kfifo_skip_r() has been added to the -mm tree. Its filename is kfifo-implement-missing-__kfifo_skip_r.patch Before you just go and hit "reply", please: a) Consider who else should be cc'ed b) Prefer to cc a suitable mailing list as well c) Ideally: find the original patch on the mailing list and do a reply-to-all to that, adding suitable additional cc's *** Remember to use Documentation/SubmitChecklist when testing your code *** See http://userweb.kernel.org/~akpm/stuff/added-to-mm.txt to find out what to do about this The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/ ------------------------------------------------------ Subject: kfifo: implement missing __kfifo_skip_r() From: Andrea Righi kfifo_skip() is currently broken, due to the missing of the internal helper function. Add it. Signed-off-by: Andrea Righi Cc: Greg KH Acked-by: Stefani Seibold Signed-off-by: Andrew Morton --- include/linux/kfifo.h | 2 ++ kernel/kfifo.c | 9 +++++++++ 2 files changed, 11 insertions(+) diff -puN include/linux/kfifo.h~kfifo-implement-missing-__kfifo_skip_r include/linux/kfifo.h --- a/include/linux/kfifo.h~kfifo-implement-missing-__kfifo_skip_r +++ a/include/linux/kfifo.h @@ -836,6 +836,8 @@ extern void __kfifo_dma_out_finish_r(str extern unsigned int __kfifo_len_r(struct __kfifo *fifo, size_t recsize); +extern void __kfifo_skip_r(struct __kfifo *fifo, size_t recsize); + extern unsigned int __kfifo_out_peek_r(struct __kfifo *fifo, void *buf, unsigned int len, size_t recsize); diff -puN kernel/kfifo.c~kfifo-implement-missing-__kfifo_skip_r kernel/kfifo.c --- a/kernel/kfifo.c~kfifo-implement-missing-__kfifo_skip_r +++ a/kernel/kfifo.c @@ -503,6 +503,15 @@ unsigned int __kfifo_out_r(struct __kfif } EXPORT_SYMBOL(__kfifo_out_r); +void __kfifo_skip_r(struct __kfifo *fifo, size_t recsize) +{ + unsigned int n; + + n = __kfifo_peek_n(fifo, recsize); + fifo->out += n + recsize; +} +EXPORT_SYMBOL(__kfifo_skip_r); + int __kfifo_from_user_r(struct __kfifo *fifo, const void __user *from, unsigned long len, unsigned int *copied, size_t recsize) { _ Patches currently in -mm which might be from arighi@develer.com are origin.patch kfifo-implement-missing-__kfifo_skip_r.patch kfifo-add-kfifo_skip-testcase.patch