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Remove superfluous TLB flush

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This commit is contained in:
Michel Daenzer 2003-08-28 12:14:17 +00:00
parent b83d2f909e
commit ba804e7864
2 changed files with 2 additions and 14 deletions
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8
linux-core/drm_memory.h
View file

@ -59,13 +59,10 @@
# endif
#endif
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,0)
# include <asm/tlbflush.h>
#else
#if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0)
# define pte_offset_kernel(dir, address) pte_offset(dir, address)
# define pte_pfn(pte) (pte_page(pte) - mem_map)
# define pfn_to_page(pfn) (mem_map + (pfn))
# define flush_tlb_kernel_range(s,e) flush_tlb_all()
#endif
/*
@ -125,10 +122,7 @@ agp_remap (unsigned long offset, unsigned long size, drm_device_t *dev)
page_map[i] = pfn_to_page(phys_addr_map[i] >> PAGE_SHIFT);
addr = vmap(page_map, num_pages, VM_IOREMAP, PAGE_AGP);
vfree(page_map);
if (!addr)
return NULL;
flush_tlb_kernel_range((unsigned long) addr, (unsigned long) addr + size);
return addr;
}

8
linux/drm_memory.h
View file

@ -59,13 +59,10 @@
# endif
#endif
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,0)
# include <asm/tlbflush.h>
#else
#if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0)
# define pte_offset_kernel(dir, address) pte_offset(dir, address)
# define pte_pfn(pte) (pte_page(pte) - mem_map)
# define pfn_to_page(pfn) (mem_map + (pfn))
# define flush_tlb_kernel_range(s,e) flush_tlb_all()
#endif
/*
@ -125,10 +122,7 @@ agp_remap (unsigned long offset, unsigned long size, drm_device_t *dev)
page_map[i] = pfn_to_page(phys_addr_map[i] >> PAGE_SHIFT);
addr = vmap(page_map, num_pages, VM_IOREMAP, PAGE_AGP);
vfree(page_map);
if (!addr)
return NULL;
flush_tlb_kernel_range((unsigned long) addr, (unsigned long) addr + size);
return addr;
}