[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [xen master] xen/page_alloc: introduce init_free_page_fields() helper
commit 1aee91fe9824d0b33fddbf548add5df1e63a94ad Author: Carlo Nonato <carlo.nonato@xxxxxxxxxxxxxxx> AuthorDate: Thu Feb 1 16:19:51 2024 +0100 Commit: Jan Beulich <jbeulich@xxxxxxxx> CommitDate: Thu Feb 1 16:19:51 2024 +0100 xen/page_alloc: introduce init_free_page_fields() helper Introduce a new helper to initialize fields that have different uses for free pages. Signed-off-by: Carlo Nonato <carlo.nonato@xxxxxxxxxxxxxxx> Acked-by: Jan Beulich <jbeulich@xxxxxxxx> --- xen/common/page_alloc.c | 16 +++++++++------- 1 file changed, 9 insertions(+), 7 deletions(-) diff --git a/xen/common/page_alloc.c b/xen/common/page_alloc.c index 2f4f2859c4..2ec17df9b4 100644 --- a/xen/common/page_alloc.c +++ b/xen/common/page_alloc.c @@ -925,6 +925,13 @@ static struct page_info *get_free_buddy(unsigned int zone_lo, } } +/* Initialise fields which have other uses for free pages. */ +static void init_free_page_fields(struct page_info *pg) +{ + pg->u.inuse.type_info = PGT_TYPE_INFO_INITIALIZER; + page_set_owner(pg, NULL); +} + /* Allocate 2^@order contiguous pages. */ static struct page_info *alloc_heap_pages( unsigned int zone_lo, unsigned int zone_hi, @@ -1033,10 +1040,7 @@ static struct page_info *alloc_heap_pages( accumulate_tlbflush(&need_tlbflush, &pg[i], &tlbflush_timestamp); - /* Initialise fields which have other uses for free pages. */ - pg[i].u.inuse.type_info = PGT_TYPE_INFO_INITIALIZER; - page_set_owner(&pg[i], NULL); - + init_free_page_fields(&pg[i]); } spin_unlock(&heap_lock); @@ -2799,9 +2803,7 @@ static bool prepare_staticmem_pages(struct page_info *pg, unsigned long nr_mfns, * to PGC_state_inuse. */ pg[i].count_info = PGC_static | PGC_state_inuse; - /* Initialise fields which have other uses for free pages. */ - pg[i].u.inuse.type_info = PGT_TYPE_INFO_INITIALIZER; - page_set_owner(&pg[i], NULL); + init_free_page_fields(&pg[i]); } spin_unlock(&heap_lock); -- generated by git-patchbot for /home/xen/git/xen.git#master
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