Re: [PATCH v11 10/11] mm/hugetlb: Gather discrete indexes of tail page
flat view
From: Oscar Salvador <osalvador@suse.de>
Date: 2020-12-22 16:30:59
Also in:
linux-fsdevel, linux-mm, lkml
On Tue, Dec 22, 2020 at 10:24:39PM +0800, Muchun Song wrote:
quoted hunk ↗ jump to hunk
+#else +static inline void hwpoison_subpage_deliver(struct hstate *h, struct page *head) +{ +} + +static inline void hwpoison_subpage_set(struct hstate *h, struct page *head, + struct page *page) +{ + if (PageHWPoison(head) && page != head) { + /* + * Move PageHWPoison flag from head page to the raw error page, + * which makes any subpages rather than the error page reusable. + */ + SetPageHWPoison(page); + ClearPageHWPoison(head); + } +} +#endif
Sorry, I guess I should have made a more clear statement. This patch should really be about changing the numeric index to its symbolic names, so the #ifdef handling of hwpoison_subpage_* should have been gone into patch#6. I will have a closer look later on though. -- Oscar Salvador SUSE L3