linux-kernel - [PATCH 1/1] mm: vmalloc: Rename addr_to_vb

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Message-Id: <20230331073727.6968-1-urezki@gmail.com>
Date:   Fri, 31 Mar 2023 09:37:27 +0200
From:   "Uladzislau Rezki (Sony)" <urezki@...il.com>
To:     Andrew Morton <akpm@...ux-foundation.org>
Cc:     linux-mm@...ck.org, LKML <linux-kernel@...r.kernel.org>,
        Baoquan He <bhe@...hat.com>,
        Lorenzo Stoakes <lstoakes@...il.com>,
        Christoph Hellwig <hch@...radead.org>,
        Matthew Wilcox <willy@...radead.org>,
        Dave Chinner <david@...morbit.com>,
        Uladzislau Rezki <urezki@...il.com>,
        Oleksiy Avramchenko <oleksiy.avramchenko@...y.com>
Subject: [PATCH 1/1] mm: vmalloc: Rename addr_to_vb_xarray() function

Short the name of the addr_to_vb_xarray() function to the
addr_to_vb_xa(). This aligns with other internal function
abbreviations.

Suggested-by: Baoquan He <bhe@...hat.com>
Signed-off-by: Uladzislau Rezki (Sony) <urezki@...il.com>
---
 mm/vmalloc.c | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/mm/vmalloc.c b/mm/vmalloc.c
index 671d6d5d5b78..b8b646f8a00d 100644
--- a/mm/vmalloc.c
+++ b/mm/vmalloc.c
@@ -1945,7 +1945,7 @@ static DEFINE_PER_CPU(struct vmap_block_queue, vmap_block_queue);
  * used as a hash table. When used as a hash a 'cpu' passed to
  * per_cpu() is not actually a CPU but rather a hash index.
  *
- * A hash function is addr_to_vb_xarray() which hashes any address
+ * A hash function is addr_to_vb_xa() which hashes any address
  * to a specific index(in a hash) it belongs to. This then uses a
  * per_cpu() macro to access an array with generated index.
  *
@@ -1971,7 +1971,7 @@ static DEFINE_PER_CPU(struct vmap_block_queue, vmap_block_queue);
  * however xarray spinlocks protect against any contention that remains.
  */
 static struct xarray *
-addr_to_vb_xarray(unsigned long addr)
+addr_to_vb_xa(unsigned long addr)
 {
 	int index = (addr / VMAP_BLOCK_SIZE) % num_possible_cpus();
 
@@ -2048,7 +2048,7 @@ static void *new_vmap_block(unsigned int order, gfp_t gfp_mask)
 	bitmap_set(vb->used_map, 0, (1UL << order));
 	INIT_LIST_HEAD(&vb->free_list);
 
-	xa = addr_to_vb_xarray(va->va_start);
+	xa = addr_to_vb_xa(va->va_start);
 	vb_idx = addr_to_vb_idx(va->va_start);
 	err = xa_insert(xa, vb_idx, vb, gfp_mask);
 	if (err) {
@@ -2070,7 +2070,7 @@ static void free_vmap_block(struct vmap_block *vb)
 	struct vmap_block *tmp;
 	struct xarray *xa;
 
-	xa = addr_to_vb_xarray(vb->va->va_start);
+	xa = addr_to_vb_xa(vb->va->va_start);
 	tmp = xa_erase(xa, addr_to_vb_idx(vb->va->va_start));
 	BUG_ON(tmp != vb);
 
@@ -2193,7 +2193,7 @@ static void vb_free(unsigned long addr, unsigned long size)
 	order = get_order(size);
 	offset = (addr & (VMAP_BLOCK_SIZE - 1)) >> PAGE_SHIFT;
 
-	xa = addr_to_vb_xarray(addr);
+	xa = addr_to_vb_xa(addr);
 	vb = xa_load(xa, addr_to_vb_idx(addr));
 
 	spin_lock(&vb->lock);
@@ -3556,7 +3556,7 @@ static void vmap_ram_vread(char *buf, char *addr, int count, unsigned long flags
 	 * Area is split into regions and tracked with vmap_block, read out
 	 * each region and zero fill the hole between regions.
 	 */
-	xa = addr_to_vb_xarray((unsigned long) addr);
+	xa = addr_to_vb_xa((unsigned long) addr);
 	vb = xa_load(xa, addr_to_vb_idx((unsigned long)addr));
 	if (!vb)
 		goto finished;
-- 
2.30.2