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| author | Juergen Gross <jgross@suse.com> | 2024-04-12 17:12:57 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2024-04-14 22:16:28 +0200 |
| commit | 02eac06b820c3eae73e5736ae62f986d37fed991 (patch) | |
| tree | a7e5913ca36ae2604079a3a11068fc8c8d96c453 /arch | |
| parent | d29dc5177b7d011377ecf648551027c94d2b1386 (diff) | |
| download | linux-stable-02eac06b820c3eae73e5736ae62f986d37fed991.tar.gz linux-stable-02eac06b820c3eae73e5736ae62f986d37fed991.tar.bz2 linux-stable-02eac06b820c3eae73e5736ae62f986d37fed991.zip | |
x86/pat: Restructure _lookup_address_cpa()
Modify _lookup_address_cpa() to no longer use lookup_address(), but
only lookup_address_in_pgd().
This is done in preparation of using lookup_address_in_pgd_attr().
No functional change intended.
Signed-off-by: Juergen Gross <jgross@suse.com>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Link: https://lore.kernel.org/r/20240412151258.9171-4-jgross@suse.com
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/x86/mm/pat/set_memory.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/arch/x86/mm/pat/set_memory.c b/arch/x86/mm/pat/set_memory.c index bfa0aae45d48..4ebccaf29bf2 100644 --- a/arch/x86/mm/pat/set_memory.c +++ b/arch/x86/mm/pat/set_memory.c @@ -744,11 +744,14 @@ EXPORT_SYMBOL_GPL(lookup_address); static pte_t *_lookup_address_cpa(struct cpa_data *cpa, unsigned long address, unsigned int *level) { - if (cpa->pgd) - return lookup_address_in_pgd(cpa->pgd + pgd_index(address), - address, level); + pgd_t *pgd; + + if (!cpa->pgd) + pgd = pgd_offset_k(address); + else + pgd = cpa->pgd + pgd_index(address); - return lookup_address(address, level); + return lookup_address_in_pgd(pgd, address, level); } /* |