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staging: unisys: visorchipset: Remove unused cache allocator

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Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com>
Signed-off-by: Benjamin Romer <benjamin.romer@unisys.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Jes Sorensen 2015-05-05 18:37:15 -04:00 committed by Greg Kroah-Hartman
parent fbf355365f
commit c2ec4b23c9
1 changed files with 0 additions and 39 deletions
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39
drivers/staging/unisys/visorbus/visorchipset.c
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@ -2223,45 +2223,6 @@ visorchipset_set_device_context(u32 bus_no, u32 dev_no, void *context)
} }
EXPORT_SYMBOL_GPL(visorchipset_set_device_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;
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;
kmem_cache_free(pool, p);
}
static ssize_t chipsetready_store(struct device *dev, static ssize_t chipsetready_store(struct device *dev,
struct device_attribute *attr, struct device_attribute *attr,
const char *buf, size_t count) const char *buf, size_t count)