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| author | Vishal Moola <vishal.moola@gmail.com> | 2026-06-29 11:57:39 -0700 |
|---|---|---|
| committer | Dave Hansen <dave.hansen@linux.intel.com> | 2026-07-13 15:55:10 -0700 |
| commit | 9c453f8784dc033a35d06dff929be1eaedb3020c (patch) | |
| tree | 4bfef266ce0322d6ad57855072a47d5d8cb24a9a | |
| parent | 90c881895fab258924772846f2555a9c9eaac8f1 (diff) | |
| download | linux-9c453f8784dc033a35d06dff929be1eaedb3020c.tar.gz linux-9c453f8784dc033a35d06dff929be1eaedb3020c.zip | |
x86/mm: Convert sync_global_pgds_l4() to ptdescs
Convert sync_global_pgds_l4() to ptdescs in preparation for the
eventual splitting of ptdescs from struct page.
Signed-off-by: Vishal Moola <vishal.moola@gmail.com>
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Reviewed-by: William Kucharski <william.kucharski@linux.dev>
Acked-by: Mike Rapoport (Microsoft) <rppt@kernel.org>
Link: https://patch.msgid.link/20260629185742.126987-7-vishal.moola@gmail.com
| -rw-r--r-- | arch/x86/mm/init_64.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/arch/x86/mm/init_64.c b/arch/x86/mm/init_64.c index a097ec13bb0c..1441f5fbd84f 100644 --- a/arch/x86/mm/init_64.c +++ b/arch/x86/mm/init_64.c @@ -174,7 +174,7 @@ static void sync_global_pgds_l4(unsigned long start, unsigned long end) for (addr = start; addr <= end; addr = ALIGN(addr + 1, PGDIR_SIZE)) { pgd_t *pgd_ref = pgd_offset_k(addr); const p4d_t *p4d_ref; - struct page *page; + struct ptdesc *ptdesc; /* * With folded p4d, pgd_none() is always false, we need to @@ -187,15 +187,15 @@ static void sync_global_pgds_l4(unsigned long start, unsigned long end) continue; spin_lock(&pgd_lock); - list_for_each_entry(page, &pgd_list, lru) { + list_for_each_entry(ptdesc, &pgd_list, pt_list) { pgd_t *pgd; p4d_t *p4d; spinlock_t *pgt_lock; - pgd = (pgd_t *)page_address(page) + pgd_index(addr); + pgd = (pgd_t *)ptdesc_address(ptdesc) + pgd_index(addr); p4d = p4d_offset(pgd, addr); /* the pgt_lock only for Xen */ - pgt_lock = &pgd_page_get_mm(page)->page_table_lock; + pgt_lock = &pgd_page_get_mm(ptdesc_page(ptdesc))->page_table_lock; spin_lock(pgt_lock); if (!p4d_none(*p4d_ref) && !p4d_none(*p4d)) |