The patch titled
Subject: mm/cma: drop cma_get_name()
has been added to the -mm mm-unstable branch. Its filename is
mm-cma-drop-cma_get_name.patch
This patch will shortly appear at
https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/mm-cma-drop-cma_get_name.patch
This patch will later appear in the mm-unstable branch at
git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
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------------------------------------------------------
From: Anshuman Khandual <anshuman.khandual@xxxxxxx>
Subject: mm/cma: drop cma_get_name()
Date: Tue, 6 Feb 2024 09:45:18 +0530
cma_get_name() just returns cma->name without any additional
transformation unlike other helpers such as cma_get_base() and
cma_get_size(). This helper is not worth the additional indirection, and
can be dropped after replacing directly with cma->name in the sole caller
__add_cma_heap().
Link: https://lkml.kernel.org/r/20240206041518.438801-1-anshuman.khandual@xxxxxxx
Signed-off-by: Anshuman Khandual <anshuman.khandual@xxxxxxx>
Cc: Sumit Semwal <sumit.semwal@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/dma-buf/heaps/cma_heap.c | 2 +-
include/linux/cma.h | 1 -
mm/cma.c | 5 -----
3 files changed, 1 insertion(+), 7 deletions(-)
--- a/drivers/dma-buf/heaps/cma_heap.c~mm-cma-drop-cma_get_name
+++ a/drivers/dma-buf/heaps/cma_heap.c
@@ -376,7 +376,7 @@ static int __add_cma_heap(struct cma *cm
return -ENOMEM;
cma_heap->cma = cma;
- exp_info.name = cma_get_name(cma);
+ exp_info.name = cma->name;
exp_info.ops = &cma_heap_ops;
exp_info.priv = cma_heap;
--- a/include/linux/cma.h~mm-cma-drop-cma_get_name
+++ a/include/linux/cma.h
@@ -25,7 +25,6 @@ struct cma;
extern unsigned long totalcma_pages;
extern phys_addr_t cma_get_base(const struct cma *cma);
extern unsigned long cma_get_size(const struct cma *cma);
-extern const char *cma_get_name(const struct cma *cma);
extern int __init cma_declare_contiguous_nid(phys_addr_t base,
phys_addr_t size, phys_addr_t limit,
--- a/mm/cma.c~mm-cma-drop-cma_get_name
+++ a/mm/cma.c
@@ -45,11 +45,6 @@ unsigned long cma_get_size(const struct
return cma->count << PAGE_SHIFT;
}
-const char *cma_get_name(const struct cma *cma)
-{
- return cma->name;
-}
-
static unsigned long cma_bitmap_aligned_mask(const struct cma *cma,
unsigned int align_order)
{
_
Patches currently in -mm which might be from anshuman.khandual@xxxxxxx are
mm-cma-dont-treat-bad-input-arguments-for-cma_alloc-as-its-failure.patch
mm-cma-drop-config_cma_debug.patch
mm-cma-make-max_cma_areas-=-config_cma_areas.patch
mm-cma-drop-cma_get_name.patch
