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authorThomas Gleixner <tglx@linutronix.de>2020-11-03 10:27:27 +0100
committerThomas Gleixner <tglx@linutronix.de>2020-11-06 23:14:57 +0100
commit47da42b27a56f3ee5abace2858b69e277703f707 (patch)
tree90f9163af18735d32332ae3b18c778b77f7f620f /arch/powerpc/mm/mem.c
parentnds32/mm/highmem: Switch to generic kmap atomic (diff)
downloadlinux-47da42b27a56f3ee5abace2858b69e277703f707.tar.xz
linux-47da42b27a56f3ee5abace2858b69e277703f707.zip
powerpc/mm/highmem: Switch to generic kmap atomic
No reason having the same code in every architecture Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Cc: Michael Ellerman <mpe@ellerman.id.au> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: Paul Mackerras <paulus@samba.org> Cc: Arnd Bergmann <arnd@arndb.de> Link: https://lore.kernel.org/r/20201103095858.087635810@linutronix.de
Diffstat (limited to 'arch/powerpc/mm/mem.c')
-rw-r--r--arch/powerpc/mm/mem.c7
1 files changed, 0 insertions, 7 deletions
diff --git a/arch/powerpc/mm/mem.c b/arch/powerpc/mm/mem.c
index 01ec2a252f09..375a9894063b 100644
--- a/arch/powerpc/mm/mem.c
+++ b/arch/powerpc/mm/mem.c
@@ -61,11 +61,6 @@
unsigned long long memory_limit;
bool init_mem_is_free;
-#ifdef CONFIG_HIGHMEM
-pte_t *kmap_pte;
-EXPORT_SYMBOL(kmap_pte);
-#endif
-
pgprot_t phys_mem_access_prot(struct file *file, unsigned long pfn,
unsigned long size, pgprot_t vma_prot)
{
@@ -235,8 +230,6 @@ void __init paging_init(void)
map_kernel_page(PKMAP_BASE, 0, __pgprot(0)); /* XXX gross */
pkmap_page_table = virt_to_kpte(PKMAP_BASE);
-
- kmap_pte = virt_to_kpte(__fix_to_virt(FIX_KMAP_BEGIN));
#endif /* CONFIG_HIGHMEM */
printk(KERN_DEBUG "Top of RAM: 0x%llx, Total RAM: 0x%llx\n",