Merge branch 'poll' into staging/for_v3.4

* poll: (5970 commits)
  poll: add poll_requested_events() and poll_does_not_wait() functions
  crc32: select an algorithm via Kconfig
  crc32: add self-test code for crc32c
  crypto: crc32c should use library implementation
  crc32: bolt on crc32c
  crc32: add note about this patchset to crc32.c
  crc32: optimize loop counter for x86
  crc32: add slice-by-8 algorithm to existing code
  crc32: make CRC_*_BITS definition correspond to actual bit counts
  crc32: fix mixing of endian-specific types
  crc32: miscellaneous cleanups
  crc32: simplify unit test code
  crc32: move long comment about crc32 fundamentals to Documentation/
  crc32: remove two instances of trailing whitespaces
  checkpatch: check for quoted strings broken across lines
  checkpatch: whitespace - add/remove blank lines
  checkpatch: warn on use of yield()
  checkpatch: add --strict tests for braces, comments and casts
  checkpatch: add [] to type extensions
  checkpatch: high precedence operators do not require additional parentheses in #defines
  ...

1 files changed, 5 insertions, 14 deletions

diff --git a/drivers/staging/rtl8192u/ieee80211/scatterwalk.c b/drivers/staging/rtl8192u/ieee80211/scatterwalk.c
index 3543a61..8b73f6c 100644
--- a/drivers/staging/rtl8192u/ieee80211/scatterwalk.c
+++ b/drivers/staging/rtl8192u/ieee80211/scatterwalk.c
@@ -13,8 +13,6 @@
  * any later version.
  *
  */
-#include "kmap_types.h"
-
 #include <linux/kernel.h>
 #include <linux/mm.h>
 #include <linux/pagemap.h>
@@ -23,13 +21,6 @@
 #include "internal.h"
 #include "scatterwalk.h"
 
-enum km_type crypto_km_types[] = {
-	KM_USER0,
-	KM_USER1,
-	KM_SOFTIRQ0,
-	KM_SOFTIRQ1,
-};
-
 void *scatterwalk_whichbuf(struct scatter_walk *walk, unsigned int nbytes, void *scratch)
 {
 	if (nbytes <= walk->len_this_page &&
@@ -62,9 +53,9 @@ void scatterwalk_start(struct scatter_walk *walk, struct scatterlist *sg)
 	walk->offset = sg->offset;
 }
 
-void scatterwalk_map(struct scatter_walk *walk, int out)
+void scatterwalk_map(struct scatter_walk *walk)
 {
-	walk->data = crypto_kmap(walk->page, out) + walk->offset;
+	walk->data = kmap_atomic(walk->page) + walk->offset;
 }
 
 static void scatterwalk_pagedone(struct scatter_walk *walk, int out,
@@ -103,7 +94,7 @@ void scatterwalk_done(struct scatter_walk *walk, int out, int more)
  * has been verified as multiple of the block size.
  */
 int scatterwalk_copychunks(void *buf, struct scatter_walk *walk,
-			   size_t nbytes, int out)
+			   size_t nbytes)
 {
 	if (buf != walk->data) {
 		while (nbytes > walk->len_this_page) {
@@ -111,9 +102,9 @@ int scatterwalk_copychunks(void *buf, struct scatter_walk *walk,
 			buf += walk->len_this_page;
 			nbytes -= walk->len_this_page;
 
-			crypto_kunmap(walk->data, out);
+			kunmap_atomic(walk->data);
 			scatterwalk_pagedone(walk, out, 1);
-			scatterwalk_map(walk, out);
+			scatterwalk_map(walk);
 		}
 
 		memcpy_dir(buf, walk->data, nbytes, out);