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mm/hwpoison: change argument struct page **hpagep to *hpage

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It's unnecessary to pass in a struct page **hpagep because it's never
modified.  Changing to use *hpage to simplify the code.

Link: https://lkml.kernel.org/r/[email protected]
Signed-off-by: Miaohe Lin <[email protected]>
Acked-by: Naoya Horiguchi <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This commit is contained in:
Miaohe Lin authored and Linus Torvalds committed 2021-09-03 09:58:15 -07:00
1 parent ea3732f7a1
commit ed8c2f492d
1 file changed
+3 -4
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mm/memory-failure.c
+3 -4
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@@ -1271,14 +1271,13 @@ static int get_hwpoison_page(struct page *p, unsigned long flags)
* the pages and send SIGBUS to the processes if the data was dirty.
*/
static bool hwpoison_user_mappings(struct page *p, unsigned long pfn,
int flags, struct page **hpagep)
int flags, struct page *hpage)
{
enum ttu_flags ttu = TTU_IGNORE_MLOCK | TTU_SYNC;
struct address_space *mapping;
LIST_HEAD(tokill);
bool unmap_success;
int kill = 1, forcekill;
struct page *hpage = *hpagep;
bool mlocked = PageMlocked(hpage);
/*
@@ -1503,7 +1502,7 @@ static int memory_failure_hugetlb(unsigned long pfn, int flags)
goto out;
}
if (!hwpoison_user_mappings(p, pfn, flags, &head)) {
if (!hwpoison_user_mappings(p, pfn, flags, head)) {
action_result(pfn, MF_MSG_UNMAP_FAILED, MF_IGNORED);
res = -EBUSY;
goto out;
@@ -1783,7 +1782,7 @@ try_again:
* Now take care of user space mappings.
* Abort on fail: __delete_from_page_cache() assumes unmapped page.
*/
if (!hwpoison_user_mappings(p, pfn, flags, &p)) {
if (!hwpoison_user_mappings(p, pfn, flags, p)) {
action_result(pfn, MF_MSG_UNMAP_FAILED, MF_IGNORED);
res = -EBUSY;
goto unlock_page;