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x86/mm: Remove duplicated PMD preallocation macro

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MAX_PREALLOCATED_PMDS and PREALLOCATED_PMDS are now identical. Just
use PREALLOCATED_PMDS and remove "MAX".

Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Link: https://lore.kernel.org/all/20250414173242.5ED13A5B%40davehans-spike.ostc.intel.com
This commit is contained in:
Dave Hansen 2025-04-14 10:32:42 -07:00
parent 454e65b4fb
commit 99b8f0c54f
1 changed files with 1 additions and 3 deletions
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4
arch/x86/mm/pgtable.c
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@ -118,7 +118,6 @@ static void pgd_dtor(pgd_t *pgd)
* new process's life, we just pre-populate them here.
*/
#define PREALLOCATED_PMDS PTRS_PER_PGD
#define MAX_PREALLOCATED_PMDS PTRS_PER_PGD
/*
* "USER_PMDS" are the PMDs for the user copy of the page tables when
@ -154,7 +153,6 @@ void pud_populate(struct mm_struct *mm, pud_t *pudp, pmd_t *pmd)
/* No need to prepopulate any pagetable entries in non-PAE modes. */
#define PREALLOCATED_PMDS 0
#define MAX_PREALLOCATED_PMDS 0
#define PREALLOCATED_USER_PMDS 0
#define MAX_PREALLOCATED_USER_PMDS 0
#endif /* CONFIG_X86_PAE */
@ -324,7 +322,7 @@ pgd_t *pgd_alloc(struct mm_struct *mm)
{
pgd_t *pgd;
pmd_t *u_pmds[MAX_PREALLOCATED_USER_PMDS];
pmd_t *pmds[MAX_PREALLOCATED_PMDS];
pmd_t *pmds[PREALLOCATED_PMDS];
pgd = _pgd_alloc(mm);