summaryrefslogtreecommitdiff
path: root/lib
diff options
context:
space:
mode:
authorMichael Bestas <mkbestas@lineageos.org>2021-02-07 15:45:02 +0200
committerMichael Bestas <mkbestas@lineageos.org>2021-02-07 15:45:02 +0200
commit32ed4c6cace37c492b7deacdf3fa223618b1ad2e (patch)
tree0d247f7c30832c3137d9a868f95df59b19bf7712 /lib
parent4d2544c30eab39bfe0eed6027fe4059f58ee91ad (diff)
parent0566f6529a7b8d15d8ff50797331717b346f9aa4 (diff)
Merge branch 'android-4.4-p' of https://android.googlesource.com/kernel/common into lineage-18.1-caf-msm8998
This brings LA.UM.9.2.r1-02000-SDMxx0.0 up to date with https://android.googlesource.com/kernel/common/ android-4.4-p at commit: 0566f6529a7b8 Merge 4.4.255 into android-4.4-p Conflicts: drivers/scsi/ufs/ufshcd.c drivers/usb/gadget/function/f_accessory.c drivers/usb/gadget/function/f_uac2.c net/core/skbuff.c Change-Id: I327c7f3793e872609f33f2a8e70eba7b580d70f3
Diffstat (limited to 'lib')
-rw-r--r--lib/genalloc.c25
1 files changed, 13 insertions, 12 deletions
diff --git a/lib/genalloc.c b/lib/genalloc.c
index e3a475b14e26..b8ac0450a2a6 100644
--- a/lib/genalloc.c
+++ b/lib/genalloc.c
@@ -83,14 +83,14 @@ static int clear_bits_ll(unsigned long *addr, unsigned long mask_to_clear)
* users set the same bit, one user will return remain bits, otherwise
* return 0.
*/
-static int bitmap_set_ll(unsigned long *map, int start, int nr)
+static int bitmap_set_ll(unsigned long *map, unsigned long start, unsigned long nr)
{
unsigned long *p = map + BIT_WORD(start);
- const int size = start + nr;
+ const unsigned long size = start + nr;
int bits_to_set = BITS_PER_LONG - (start % BITS_PER_LONG);
unsigned long mask_to_set = BITMAP_FIRST_WORD_MASK(start);
- while (nr - bits_to_set >= 0) {
+ while (nr >= bits_to_set) {
if (set_bits_ll(p, mask_to_set))
return nr;
nr -= bits_to_set;
@@ -118,14 +118,15 @@ static int bitmap_set_ll(unsigned long *map, int start, int nr)
* users clear the same bit, one user will return remain bits,
* otherwise return 0.
*/
-static int bitmap_clear_ll(unsigned long *map, int start, int nr)
+static unsigned long
+bitmap_clear_ll(unsigned long *map, unsigned long start, unsigned long nr)
{
unsigned long *p = map + BIT_WORD(start);
- const int size = start + nr;
+ const unsigned long size = start + nr;
int bits_to_clear = BITS_PER_LONG - (start % BITS_PER_LONG);
unsigned long mask_to_clear = BITMAP_FIRST_WORD_MASK(start);
- while (nr - bits_to_clear >= 0) {
+ while (nr >= bits_to_clear) {
if (clear_bits_ll(p, mask_to_clear))
return nr;
nr -= bits_to_clear;
@@ -184,8 +185,8 @@ int gen_pool_add_virt(struct gen_pool *pool, unsigned long virt, phys_addr_t phy
size_t size, int nid)
{
struct gen_pool_chunk *chunk;
- int nbits = size >> pool->min_alloc_order;
- int nbytes = sizeof(struct gen_pool_chunk) +
+ unsigned long nbits = size >> pool->min_alloc_order;
+ unsigned long nbytes = sizeof(struct gen_pool_chunk) +
BITS_TO_LONGS(nbits) * sizeof(long);
chunk = vzalloc_node(nbytes, nid);
@@ -242,7 +243,7 @@ void gen_pool_destroy(struct gen_pool *pool)
struct list_head *_chunk, *_next_chunk;
struct gen_pool_chunk *chunk;
int order = pool->min_alloc_order;
- int bit, end_bit;
+ unsigned long bit, end_bit;
list_for_each_safe(_chunk, _next_chunk, &pool->chunks) {
chunk = list_entry(_chunk, struct gen_pool_chunk, next_chunk);
@@ -274,7 +275,7 @@ unsigned long gen_pool_alloc(struct gen_pool *pool, size_t size)
struct gen_pool_chunk *chunk;
unsigned long addr = 0;
int order = pool->min_alloc_order;
- int nbits, start_bit, end_bit, remain;
+ unsigned long nbits, start_bit, end_bit, remain;
#ifndef CONFIG_ARCH_HAVE_NMI_SAFE_CMPXCHG
BUG_ON(in_nmi());
@@ -357,7 +358,7 @@ void gen_pool_free(struct gen_pool *pool, unsigned long addr, size_t size)
{
struct gen_pool_chunk *chunk;
int order = pool->min_alloc_order;
- int start_bit, nbits, remain;
+ unsigned long start_bit, nbits, remain;
#ifndef CONFIG_ARCH_HAVE_NMI_SAFE_CMPXCHG
BUG_ON(in_nmi());
@@ -553,7 +554,7 @@ unsigned long gen_pool_best_fit(unsigned long *map, unsigned long size,
index = bitmap_find_next_zero_area(map, size, start, nr, 0);
while (index < size) {
- int next_bit = find_next_bit(map, size, index + nr);
+ unsigned long next_bit = find_next_bit(map, size, index + nr);
if ((next_bit - index) < len) {
len = next_bit - index;
start_bit = index;