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| author | Petr Mladek <pmladek@suse.com> | 2021-11-02 10:39:27 +0100 |
|---|---|---|
| committer | Petr Mladek <pmladek@suse.com> | 2021-11-02 10:39:27 +0100 |
| commit | 40e64a88dadcfa168914065baf7f035de957bbe0 (patch) | |
| tree | 06c8c4a9e6c1b478aa6851794c6a33bec1ce6ec4 /arch/arc/mm/fault.c | |
| parent | 24a1dffbecafeb00d8830985eb7a318e37aabc4e (diff) | |
| parent | 6a7ca80f4033c9cf3003625b2ef8b497f4ec44da (diff) | |
| download | linux-40e64a88dadcfa168914065baf7f035de957bbe0.tar.gz linux-40e64a88dadcfa168914065baf7f035de957bbe0.tar.bz2 linux-40e64a88dadcfa168914065baf7f035de957bbe0.zip | |
Merge branch 'for-5.16-vsprintf-pgp' into for-linus
Diffstat (limited to 'arch/arc/mm/fault.c')
| -rw-r--r-- | arch/arc/mm/fault.c | 20 |
1 files changed, 13 insertions, 7 deletions
diff --git a/arch/arc/mm/fault.c b/arch/arc/mm/fault.c index f5657cb68e4f..5787c261c9a4 100644 --- a/arch/arc/mm/fault.c +++ b/arch/arc/mm/fault.c @@ -33,28 +33,34 @@ noinline static int handle_kernel_vaddr_fault(unsigned long address) pud_t *pud, *pud_k; pmd_t *pmd, *pmd_k; - pgd = pgd_offset_fast(current->active_mm, address); + pgd = pgd_offset(current->active_mm, address); pgd_k = pgd_offset_k(address); - if (!pgd_present(*pgd_k)) + if (pgd_none (*pgd_k)) goto bad_area; + if (!pgd_present(*pgd)) + set_pgd(pgd, *pgd_k); p4d = p4d_offset(pgd, address); p4d_k = p4d_offset(pgd_k, address); - if (!p4d_present(*p4d_k)) + if (p4d_none(*p4d_k)) goto bad_area; + if (!p4d_present(*p4d)) + set_p4d(p4d, *p4d_k); pud = pud_offset(p4d, address); pud_k = pud_offset(p4d_k, address); - if (!pud_present(*pud_k)) + if (pud_none(*pud_k)) goto bad_area; + if (!pud_present(*pud)) + set_pud(pud, *pud_k); pmd = pmd_offset(pud, address); pmd_k = pmd_offset(pud_k, address); - if (!pmd_present(*pmd_k)) + if (pmd_none(*pmd_k)) goto bad_area; - - set_pmd(pmd, *pmd_k); + if (!pmd_present(*pmd)) + set_pmd(pmd, *pmd_k); /* XXX: create the TLB entry here */ return 0; |