linux-kernel - [PATCH 1/2] staging: unisys: remove unused functions

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Message-Id: <1430991412-5753-1-git-send-email-sudipm.mukherjee@gmail.com>
Date:	Thu,  7 May 2015 15:06:51 +0530
From:	Sudip Mukherjee <sudipm.mukherjee@...il.com>
To:	Benjamin Romer <benjamin.romer@...sys.com>,
	David Kershner <david.kershner@...sys.com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:	sparmaintainer@...sys.com, devel@...verdev.osuosl.org,
	linux-kernel@...r.kernel.org,
	Sudip Mukherjee <sudipm.mukherjee@...il.com>
Subject: [PATCH 1/2] staging: unisys: remove unused functions

these functions were just defined and never used.

Signed-off-by: Sudip Mukherjee <sudip@...torindia.org>
---
 drivers/staging/unisys/visorchipset/visorchipset.h |  4 ---
 .../unisys/visorchipset/visorchipset_main.c        | 41 ----------------------
 2 files changed, 45 deletions(-)

diff --git a/drivers/staging/unisys/visorchipset/visorchipset.h b/drivers/staging/unisys/visorchipset/visorchipset.h
index 87b63f0..fb10b46 100644
--- a/drivers/staging/unisys/visorchipset/visorchipset.h
+++ b/drivers/staging/unisys/visorchipset/visorchipset.h
@@ -224,9 +224,5 @@ int visorchipset_chipset_selftest(void);
 int visorchipset_chipset_notready(void);
 void visorchipset_save_message(struct controlvm_message *msg,
 			       enum crash_obj_type type);
-void *visorchipset_cache_alloc(struct kmem_cache *pool,
-			       bool ok_to_block, char *fn, int ln);
-void visorchipset_cache_free(struct kmem_cache *pool, void *p,
-			     char *fn, int ln);
 
 #endif
diff --git a/drivers/staging/unisys/visorchipset/visorchipset_main.c b/drivers/staging/unisys/visorchipset/visorchipset_main.c
index 90e41cb..0468dc2 100644
--- a/drivers/staging/unisys/visorchipset/visorchipset_main.c
+++ b/drivers/staging/unisys/visorchipset/visorchipset_main.c
@@ -2045,47 +2045,6 @@ visorchipset_set_device_context(u32 bus_no, u32 dev_no, void *context)
 }
 EXPORT_SYMBOL_GPL(visorchipset_set_device_context);
 
-/* Generic wrapper function for allocating memory from a kmem_cache pool.
- */
-void *
-visorchipset_cache_alloc(struct kmem_cache *pool, bool ok_to_block,
-			 char *fn, int ln)
-{
-	gfp_t gfp;
-	void *p;
-
-	if (ok_to_block)
-		gfp = GFP_KERNEL;
-	else
-		gfp = GFP_ATOMIC;
-	/* __GFP_NORETRY means "ok to fail", meaning
-	 * kmem_cache_alloc() can return NULL, implying the caller CAN
-	 * cope with failure.  If you do NOT specify __GFP_NORETRY,
-	 * Linux will go to extreme measures to get memory for you
-	 * (like, invoke oom killer), which will probably cripple the
-	 * system.
-	 */
-	gfp |= __GFP_NORETRY;
-	p = kmem_cache_alloc(pool, gfp);
-	if (!p)
-		return NULL;
-
-	atomic_inc(&visorchipset_cache_buffers_in_use);
-	return p;
-}
-
-/* Generic wrapper function for freeing memory from a kmem_cache pool.
- */
-void
-visorchipset_cache_free(struct kmem_cache *pool, void *p, char *fn, int ln)
-{
-	if (!p)
-		return;
-
-	atomic_dec(&visorchipset_cache_buffers_in_use);
-	kmem_cache_free(pool, p);
-}
-
 static ssize_t chipsetready_store(struct device *dev,
 				  struct device_attribute *attr,
 				  const char *buf, size_t count)
-- 
1.8.1.2

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