Commit 3b3809ac authored by Masami Hiramatsu's avatar Masami Hiramatsu Committed by Linus Torvalds
Browse files

x86: fix set_fixmap to use phys_addr_t



Use phys_addr_t for receiving a physical address argument instead of
unsigned long.  This allows fixmap to handle pages higher than 4GB on
x86-32.
Signed-off-by: default avatarMasami Hiramatsu <mhiramat@redhat.com>
Cc: Ingo Molnar <mingo@elte.hu>
Acked-by: default avatarMathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 62b8e680
......@@ -151,11 +151,11 @@ extern pte_t *pkmap_page_table;
void __native_set_fixmap(enum fixed_addresses idx, pte_t pte);
void native_set_fixmap(enum fixed_addresses idx,
unsigned long phys, pgprot_t flags);
phys_addr_t phys, pgprot_t flags);
#ifndef CONFIG_PARAVIRT
static inline void __set_fixmap(enum fixed_addresses idx,
unsigned long phys, pgprot_t flags)
phys_addr_t phys, pgprot_t flags)
{
native_set_fixmap(idx, phys, flags);
}
......
......@@ -347,7 +347,7 @@ struct pv_mmu_ops {
/* Sometimes the physical address is a pfn, and sometimes its
an mfn. We can tell which is which from the index. */
void (*set_fixmap)(unsigned /* enum fixed_addresses */ idx,
unsigned long phys, pgprot_t flags);
phys_addr_t phys, pgprot_t flags);
};
struct raw_spinlock;
......@@ -1432,7 +1432,7 @@ static inline void arch_leave_lazy_mmu_mode(void)
void arch_flush_lazy_mmu_mode(void);
static inline void __set_fixmap(unsigned /* enum fixed_addresses */ idx,
unsigned long phys, pgprot_t flags)
phys_addr_t phys, pgprot_t flags)
{
pv_mmu_ops.set_fixmap(idx, phys, flags);
}
......
......@@ -345,7 +345,8 @@ void __native_set_fixmap(enum fixed_addresses idx, pte_t pte)
fixmaps_set++;
}
void native_set_fixmap(enum fixed_addresses idx, unsigned long phys, pgprot_t flags)
void native_set_fixmap(enum fixed_addresses idx, phys_addr_t phys,
pgprot_t flags)
{
__native_set_fixmap(idx, pfn_pte(phys >> PAGE_SHIFT, flags));
}
......@@ -1750,7 +1750,7 @@ __init pgd_t *xen_setup_kernel_pagetable(pgd_t *pgd,
}
#endif /* CONFIG_X86_64 */
static void xen_set_fixmap(unsigned idx, unsigned long phys, pgprot_t prot)
static void xen_set_fixmap(unsigned idx, phys_addr_t phys, pgprot_t prot)
{
pte_t pte;
......
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