linux-kernel - [PATCH 01/15] kfifo: drop __kfifo_dma_out_finish

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Message-ID: <20240405060826.2521-2-jirislaby@kernel.org>
Date: Fri,  5 Apr 2024 08:08:12 +0200
From: "Jiri Slaby (SUSE)" <jirislaby@...nel.org>
To: gregkh@...uxfoundation.org
Cc: linux-serial@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	"Jiri Slaby (SUSE)" <jirislaby@...nel.org>,
	Stefani Seibold <stefani@...bold.net>,
	Andrew Morton <akpm@...ux-foundation.org>
Subject: [PATCH 01/15] kfifo: drop __kfifo_dma_out_finish_r()

It is the same as __kfifo_skip_r(), so:
* drop __kfifo_dma_out_finish_r() completely, and
* replace its (only) use by __kfifo_skip_r().

Signed-off-by: Jiri Slaby (SUSE) <jirislaby@...nel.org>
Cc: Stefani Seibold <stefani@...bold.net>
Cc: Andrew Morton <akpm@...ux-foundation.org>
---
 include/linux/kfifo.h | 4 +---
 lib/kfifo.c           | 8 --------
 2 files changed, 1 insertion(+), 11 deletions(-)

diff --git a/include/linux/kfifo.h b/include/linux/kfifo.h
index 0b35a41440ff..bc7a1f5bb0ce 100644
--- a/include/linux/kfifo.h
+++ b/include/linux/kfifo.h
@@ -797,7 +797,7 @@ __kfifo_int_must_check_helper( \
 	const size_t __recsize = sizeof(*__tmp->rectype); \
 	struct __kfifo *__kfifo = &__tmp->kfifo; \
 	if (__recsize) \
-		__kfifo_dma_out_finish_r(__kfifo, __recsize); \
+		__kfifo_skip_r(__kfifo, __recsize); \
 	else \
 		__kfifo->out += __len / sizeof(*__tmp->type); \
 })
@@ -879,8 +879,6 @@ extern void __kfifo_dma_in_finish_r(struct __kfifo *fifo,
 extern unsigned int __kfifo_dma_out_prepare_r(struct __kfifo *fifo,
 	struct scatterlist *sgl, int nents, unsigned int len, size_t recsize);
 
-extern void __kfifo_dma_out_finish_r(struct __kfifo *fifo, size_t recsize);
-
 extern unsigned int __kfifo_len_r(struct __kfifo *fifo, size_t recsize);
 
 extern void __kfifo_skip_r(struct __kfifo *fifo, size_t recsize);
diff --git a/lib/kfifo.c b/lib/kfifo.c
index 12f5a347aa13..958099cc4914 100644
--- a/lib/kfifo.c
+++ b/lib/kfifo.c
@@ -582,11 +582,3 @@ unsigned int __kfifo_dma_out_prepare_r(struct __kfifo *fifo,
 }
 EXPORT_SYMBOL(__kfifo_dma_out_prepare_r);
 
-void __kfifo_dma_out_finish_r(struct __kfifo *fifo, size_t recsize)
-{
-	unsigned int len;
-
-	len = __kfifo_peek_n(fifo, recsize);
-	fifo->out += len + recsize;
-}
-EXPORT_SYMBOL(__kfifo_dma_out_finish_r);
-- 
2.44.0