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ANDROID: mm: page_pinner: fix typos

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Fix typos.

Bug: 192475091
Signed-off-by: Minchan Kim <minchan@google.com>
Change-Id: Ida3ae53f775b35e61e66703ed8409c0b6a1e04f0
This commit is contained in:
Minchan Kim 2021-07-07 13:10:59 -07:00
parent d012783a86
commit 9a453100fc
1 changed files with 13 additions and 14 deletions
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27
mm/page_pinner.c
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@ -15,7 +15,7 @@
#include "internal.h"
#define PAGE_PINNER_STACK_DEPTH 16
#define LONTERM_PIN_BUCKETS 4096
#define LONGTERM_PIN_BUCKETS 4096
struct page_pinner {
depot_stack_handle_t handle;
@ -34,7 +34,7 @@ struct captured_pinner {
struct longterm_pinner {
spinlock_t lock;
unsigned int index;
struct captured_pinner pinner[LONTERM_PIN_BUCKETS];
struct captured_pinner pinner[LONGTERM_PIN_BUCKETS];
};
static struct longterm_pinner lt_pinner = {
@ -111,7 +111,7 @@ static noinline depot_stack_handle_t save_stack(gfp_t flags)
return handle;
}
static void check_lonterm_pin(struct page_pinner *page_pinner,
static void check_longterm_pin(struct page_pinner *page_pinner,
struct page *page)
{
s64 now, delta = 0;
@ -129,7 +129,7 @@ static void check_lonterm_pin(struct page_pinner *page_pinner,
spin_lock_irqsave(&lt_pinner.lock, flags);
idx = lt_pinner.index++;
lt_pinner.index %= LONTERM_PIN_BUCKETS;
lt_pinner.index %= LONGTERM_PIN_BUCKETS;
lt_pinner.pinner[idx].handle = page_pinner->handle;
lt_pinner.pinner[idx].ts_usec = delta;
@ -137,7 +137,6 @@ static void check_lonterm_pin(struct page_pinner *page_pinner,
lt_pinner.pinner[idx].page_mt = get_pageblock_migratetype(page);
lt_pinner.pinner[idx].pfn = page_to_pfn(page);
spin_unlock_irqrestore(&lt_pinner.lock, flags);
}
void __reset_page_pinner(struct page *page, unsigned int order, bool free)
@ -164,7 +163,7 @@ void __reset_page_pinner(struct page *page, unsigned int order, bool free)
} else {
WARN_ON_ONCE(atomic_dec_if_positive(
&page_pinner->count) < 0);
check_lonterm_pin(page_pinner, page);
check_longterm_pin(page_pinner, page);
}
clear_bit(PAGE_EXT_GET, &page_ext->flags);
page_ext = page_ext_next(page_ext);
@ -319,7 +318,7 @@ void __page_pinner_migration_failed(struct page *page)
spin_lock_irqsave(&acf_pinner.lock, flags);
idx = acf_pinner.index++;
acf_pinner.index %= LONTERM_PIN_BUCKETS;
acf_pinner.index %= LONGTERM_PIN_BUCKETS;
acf_pinner.pinner[idx].handle = handle;
acf_pinner.pinner[idx].ts_usec = ktime_to_us(ktime_get_boottime());
@ -357,7 +356,7 @@ read_longterm_page_pinner(struct file *file, char __user *buf, size_t count,
if (!static_branch_unlikely(&page_pinner_inited))
return -EINVAL;
if (*ppos >= LONTERM_PIN_BUCKETS)
if (*ppos >= LONGTERM_PIN_BUCKETS)
return 0;
i = *ppos;
@ -367,8 +366,8 @@ read_longterm_page_pinner(struct file *file, char __user *buf, size_t count,
* reading the records in the reverse order with newest one
* being read first followed by older ones
*/
idx = (lt_pinner.index - 1 - i + LONTERM_PIN_BUCKETS) %
LONTERM_PIN_BUCKETS;
idx = (lt_pinner.index - 1 - i + LONGTERM_PIN_BUCKETS) %
LONGTERM_PIN_BUCKETS;
spin_lock_irqsave(&lt_pinner.lock, flags);
record = lt_pinner.pinner[idx];
spin_unlock_irqrestore(&lt_pinner.lock, flags);
@ -394,7 +393,7 @@ static ssize_t read_alloc_contig_failed(struct file *file, char __user *buf,
if (!static_branch_unlikely(&failure_tracking))
return -EINVAL;
if (*ppos >= LONTERM_PIN_BUCKETS)
if (*ppos >= LONGTERM_PIN_BUCKETS)
return 0;
i = *ppos;
@ -404,8 +403,8 @@ static ssize_t read_alloc_contig_failed(struct file *file, char __user *buf,
* reading the records in the reverse order with newest one
* being read first followed by older ones
*/
idx = (acf_pinner.index - 1 - i + LONTERM_PIN_BUCKETS) %
LONTERM_PIN_BUCKETS;
idx = (acf_pinner.index - 1 - i + LONGTERM_PIN_BUCKETS) %
LONGTERM_PIN_BUCKETS;
spin_lock_irqsave(&acf_pinner.lock, flags);
record = acf_pinner.pinner[idx];
@ -430,7 +429,7 @@ static int pp_threshold_set(void *data, unsigned long long val)
spin_lock_irqsave(&lt_pinner.lock, flags);
memset(lt_pinner.pinner, 0,
sizeof(struct captured_pinner) * LONTERM_PIN_BUCKETS);
sizeof(struct captured_pinner) * LONGTERM_PIN_BUCKETS);
lt_pinner.index = 0;
spin_unlock_irqrestore(&lt_pinner.lock, flags);
return 0;