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Subject[PATCH v2] staging: unisys: remove unused functions
Date
these functions were just defined and never used. after removing the
functions the variable visorchipset_cache_buffers_in_use is becoming
unused, so removed it as well.

Signed-off-by: Sudip Mukherjee <sudip@vectorindia.org>
---

v2: combined both patches of v1 together

drivers/staging/unisys/visorchipset/visorchipset.h | 4 --
.../unisys/visorchipset/visorchipset_main.c | 43 ----------------------
2 files changed, 47 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..1f4c529 100644
--- a/drivers/staging/unisys/visorchipset/visorchipset_main.c
+++ b/drivers/staging/unisys/visorchipset/visorchipset_main.c
@@ -200,8 +200,6 @@ struct putfile_request {
int completion_status;
};

-static atomic_t visorchipset_cache_buffers_in_use = ATOMIC_INIT(0);
-
struct parahotplug_request {
struct list_head list;
int id;
@@ -2045,47 +2043,6 @@ 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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