diff options
author | Dean Nelson <dcn@sgi.com> | 2008-04-25 16:22:19 -0400 |
---|---|---|
committer | Tony Luck <tony.luck@intel.com> | 2008-04-29 16:49:01 -0400 |
commit | e4a064dfa2b242519a9f06f9a1e58c27bf0c371b (patch) | |
tree | 671214b5b256e4b397ce321346d58a551845fe68 /drivers/char | |
parent | e617fce64e5faea149fcf3bffc1b42e4ba29e7e5 (diff) |
[IA64] allocate multiple contiguous pages via uncached allocator
Enable the uncached allocator to allocate multiple pages of contiguous
uncached memory.
Signed-off-by: Dean Nelson <dcn@sgi.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>
Diffstat (limited to 'drivers/char')
-rw-r--r-- | drivers/char/mspec.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/char/mspec.c b/drivers/char/mspec.c index ff146c2b08fd..fe2a95b5d3c0 100644 --- a/drivers/char/mspec.c +++ b/drivers/char/mspec.c | |||
@@ -180,7 +180,7 @@ mspec_close(struct vm_area_struct *vma) | |||
180 | my_page = vdata->maddr[index]; | 180 | my_page = vdata->maddr[index]; |
181 | vdata->maddr[index] = 0; | 181 | vdata->maddr[index] = 0; |
182 | if (!mspec_zero_block(my_page, PAGE_SIZE)) | 182 | if (!mspec_zero_block(my_page, PAGE_SIZE)) |
183 | uncached_free_page(my_page); | 183 | uncached_free_page(my_page, 1); |
184 | else | 184 | else |
185 | printk(KERN_WARNING "mspec_close(): " | 185 | printk(KERN_WARNING "mspec_close(): " |
186 | "failed to zero page %ld\n", my_page); | 186 | "failed to zero page %ld\n", my_page); |
@@ -209,7 +209,7 @@ mspec_nopfn(struct vm_area_struct *vma, unsigned long address) | |||
209 | index = (address - vdata->vm_start) >> PAGE_SHIFT; | 209 | index = (address - vdata->vm_start) >> PAGE_SHIFT; |
210 | maddr = (volatile unsigned long) vdata->maddr[index]; | 210 | maddr = (volatile unsigned long) vdata->maddr[index]; |
211 | if (maddr == 0) { | 211 | if (maddr == 0) { |
212 | maddr = uncached_alloc_page(numa_node_id()); | 212 | maddr = uncached_alloc_page(numa_node_id(), 1); |
213 | if (maddr == 0) | 213 | if (maddr == 0) |
214 | return NOPFN_OOM; | 214 | return NOPFN_OOM; |
215 | 215 | ||
@@ -218,7 +218,7 @@ mspec_nopfn(struct vm_area_struct *vma, unsigned long address) | |||
218 | vdata->count++; | 218 | vdata->count++; |
219 | vdata->maddr[index] = maddr; | 219 | vdata->maddr[index] = maddr; |
220 | } else { | 220 | } else { |
221 | uncached_free_page(maddr); | 221 | uncached_free_page(maddr, 1); |
222 | maddr = vdata->maddr[index]; | 222 | maddr = vdata->maddr[index]; |
223 | } | 223 | } |
224 | spin_unlock(&vdata->lock); | 224 | spin_unlock(&vdata->lock); |
@@ -367,7 +367,7 @@ mspec_init(void) | |||
367 | int nasid; | 367 | int nasid; |
368 | unsigned long phys; | 368 | unsigned long phys; |
369 | 369 | ||
370 | scratch_page[nid] = uncached_alloc_page(nid); | 370 | scratch_page[nid] = uncached_alloc_page(nid, 1); |
371 | if (scratch_page[nid] == 0) | 371 | if (scratch_page[nid] == 0) |
372 | goto free_scratch_pages; | 372 | goto free_scratch_pages; |
373 | phys = __pa(scratch_page[nid]); | 373 | phys = __pa(scratch_page[nid]); |
@@ -414,7 +414,7 @@ mspec_init(void) | |||
414 | free_scratch_pages: | 414 | free_scratch_pages: |
415 | for_each_node(nid) { | 415 | for_each_node(nid) { |
416 | if (scratch_page[nid] != 0) | 416 | if (scratch_page[nid] != 0) |
417 | uncached_free_page(scratch_page[nid]); | 417 | uncached_free_page(scratch_page[nid], 1); |
418 | } | 418 | } |
419 | return ret; | 419 | return ret; |
420 | } | 420 | } |
@@ -431,7 +431,7 @@ mspec_exit(void) | |||
431 | 431 | ||
432 | for_each_node(nid) { | 432 | for_each_node(nid) { |
433 | if (scratch_page[nid] != 0) | 433 | if (scratch_page[nid] != 0) |
434 | uncached_free_page(scratch_page[nid]); | 434 | uncached_free_page(scratch_page[nid], 1); |
435 | } | 435 | } |
436 | } | 436 | } |
437 | } | 437 | } |