diff options
| author | Jan Kiszka <jan.kiszka@siemens.com> | 2020-10-26 18:39:06 +0100 |
|---|---|---|
| committer | Borislav Petkov <bp@suse.de> | 2021-04-14 08:21:41 +0200 |
| commit | 16854b567dff767e5ec5e6dc23021271136733a5 (patch) | |
| tree | 41a8fc54d9be75358325ffc17ef276d30f20c48b /arch/x86/mm | |
| parent | f7b21a0e41171d22296b897dac6e4c41d2a3643c (diff) | |
| download | linux-16854b567dff767e5ec5e6dc23021271136733a5.tar.bz2 | |
x86/pat: Do not compile stubbed functions when X86_PAT is off
Those are already provided by linux/io.h as stubs.
The conflict remains invisible until someone would pull linux/io.h into
memtype.c. This fixes a build error when this file is used outside of
the kernel tree.
[ bp: Massage commit message. ]
Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Signed-off-by: Borislav Petkov <bp@suse.de>
Link: https://lkml.kernel.org/r/a9351615-7a0d-9d47-af65-d9e2fffe8192@siemens.com
Diffstat (limited to 'arch/x86/mm')
| -rw-r--r-- | arch/x86/mm/pat/memtype.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/x86/mm/pat/memtype.c b/arch/x86/mm/pat/memtype.c index 6084d1441209..3112ca7786ed 100644 --- a/arch/x86/mm/pat/memtype.c +++ b/arch/x86/mm/pat/memtype.c @@ -800,6 +800,7 @@ void memtype_free_io(resource_size_t start, resource_size_t end) memtype_free(start, end); } +#ifdef CONFIG_X86_PAT int arch_io_reserve_memtype_wc(resource_size_t start, resource_size_t size) { enum page_cache_mode type = _PAGE_CACHE_MODE_WC; @@ -813,6 +814,7 @@ void arch_io_free_memtype_wc(resource_size_t start, resource_size_t size) memtype_free_io(start, start + size); } EXPORT_SYMBOL(arch_io_free_memtype_wc); +#endif pgprot_t phys_mem_access_prot(struct file *file, unsigned long pfn, unsigned long size, pgprot_t vma_prot) |