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| author | Aneesh Kumar K.V <aneesh.kumar@linux.ibm.com> | 2020-05-05 09:17:11 +0200 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2020-05-05 13:20:14 +0200 |
| commit | 7900757ce1b4affda1591aa3fd073e27d202f406 (patch) | |
| tree | e204cd38b160313c5792109a299ebeec462a08a0 /arch/powerpc/kernel/pci_64.c | |
| parent | powerpc/mm/hash64: use _PAGE_PTE when checking for pte_present (diff) | |
| download | linux-7900757ce1b4affda1591aa3fd073e27d202f406.tar.xz linux-7900757ce1b4affda1591aa3fd073e27d202f406.zip | |
powerpc/hash64: Restrict page table lookup using init_mm with __flush_hash_table_range
This is only used with init_mm currently. Walking init_mm is much simpler
because we don't need to handle concurrent page table like other mm_context
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20200505071729.54912-5-aneesh.kumar@linux.ibm.com
Diffstat (limited to 'arch/powerpc/kernel/pci_64.c')
| -rw-r--r-- | arch/powerpc/kernel/pci_64.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/powerpc/kernel/pci_64.c b/arch/powerpc/kernel/pci_64.c index f83d1f69b1dd..30d07fc79dd1 100644 --- a/arch/powerpc/kernel/pci_64.c +++ b/arch/powerpc/kernel/pci_64.c @@ -100,7 +100,7 @@ int pcibios_unmap_io_space(struct pci_bus *bus) pci_name(bus->self)); #ifdef CONFIG_PPC_BOOK3S_64 - __flush_hash_table_range(&init_mm, res->start + _IO_BASE, + __flush_hash_table_range(res->start + _IO_BASE, res->end + _IO_BASE + 1); #endif return 0; |