Merge branch 'perf/core' into perf/uprobes

Merge in latest upstream (and the latest perf development tree),
to prepare for tooling changes, and also to pick up v3.4 MM
changes that the uprobes code needs to take care of.

Signed-off-by: Ingo Molnar <mingo@kernel.org>

1 files changed, 34 insertions, 34 deletions

diff --git a/fs/nilfs2/sufile.c b/fs/nilfs2/sufile.c
index 0a0aba617d8a..c5b7653a4391 100644
--- a/fs/nilfs2/sufile.c
+++ b/fs/nilfs2/sufile.c
@@ -111,11 +111,11 @@ static void nilfs_sufile_mod_counter(struct buffer_head *header_bh,
 	struct nilfs_sufile_header *header;
 	void *kaddr;
 
-	kaddr = kmap_atomic(header_bh->b_page, KM_USER0);
+	kaddr = kmap_atomic(header_bh->b_page);
 	header = kaddr + bh_offset(header_bh);
 	le64_add_cpu(&header->sh_ncleansegs, ncleanadd);
 	le64_add_cpu(&header->sh_ndirtysegs, ndirtyadd);
-	kunmap_atomic(kaddr, KM_USER0);
+	kunmap_atomic(kaddr);
 
 	mark_buffer_dirty(header_bh);
 }
@@ -319,11 +319,11 @@ int nilfs_sufile_alloc(struct inode *sufile, __u64 *segnump)
 	ret = nilfs_sufile_get_header_block(sufile, &header_bh);
 	if (ret < 0)
 		goto out_sem;
-	kaddr = kmap_atomic(header_bh->b_page, KM_USER0);
+	kaddr = kmap_atomic(header_bh->b_page);
 	header = kaddr + bh_offset(header_bh);
 	ncleansegs = le64_to_cpu(header->sh_ncleansegs);
 	last_alloc = le64_to_cpu(header->sh_last_alloc);
-	kunmap_atomic(kaddr, KM_USER0);
+	kunmap_atomic(kaddr);
 
 	nsegments = nilfs_sufile_get_nsegments(sufile);
 	maxsegnum = sui->allocmax;
@@ -356,7 +356,7 @@ int nilfs_sufile_alloc(struct inode *sufile, __u64 *segnump)
 							   &su_bh);
 		if (ret < 0)
 			goto out_header;
-		kaddr = kmap_atomic(su_bh->b_page, KM_USER0);
+		kaddr = kmap_atomic(su_bh->b_page);
 		su = nilfs_sufile_block_get_segment_usage(
 			sufile, segnum, su_bh, kaddr);
 
@@ -367,14 +367,14 @@ int nilfs_sufile_alloc(struct inode *sufile, __u64 *segnump)
 				continue;
 			/* found a clean segment */
 			nilfs_segment_usage_set_dirty(su);
-			kunmap_atomic(kaddr, KM_USER0);
+			kunmap_atomic(kaddr);
 
-			kaddr = kmap_atomic(header_bh->b_page, KM_USER0);
+			kaddr = kmap_atomic(header_bh->b_page);
 			header = kaddr + bh_offset(header_bh);
 			le64_add_cpu(&header->sh_ncleansegs, -1);
 			le64_add_cpu(&header->sh_ndirtysegs, 1);
 			header->sh_last_alloc = cpu_to_le64(segnum);
-			kunmap_atomic(kaddr, KM_USER0);
+			kunmap_atomic(kaddr);
 
 			sui->ncleansegs--;
 			mark_buffer_dirty(header_bh);
@@ -385,7 +385,7 @@ int nilfs_sufile_alloc(struct inode *sufile, __u64 *segnump)
 			goto out_header;
 		}
 
-		kunmap_atomic(kaddr, KM_USER0);
+		kunmap_atomic(kaddr);
 		brelse(su_bh);
 	}
 
@@ -407,16 +407,16 @@ void nilfs_sufile_do_cancel_free(struct inode *sufile, __u64 segnum,
 	struct nilfs_segment_usage *su;
 	void *kaddr;
 
-	kaddr = kmap_atomic(su_bh->b_page, KM_USER0);
+	kaddr = kmap_atomic(su_bh->b_page);
 	su = nilfs_sufile_block_get_segment_usage(sufile, segnum, su_bh, kaddr);
 	if (unlikely(!nilfs_segment_usage_clean(su))) {
 		printk(KERN_WARNING "%s: segment %llu must be clean\n",
 		       __func__, (unsigned long long)segnum);
-		kunmap_atomic(kaddr, KM_USER0);
+		kunmap_atomic(kaddr);
 		return;
 	}
 	nilfs_segment_usage_set_dirty(su);
-	kunmap_atomic(kaddr, KM_USER0);
+	kunmap_atomic(kaddr);
 
 	nilfs_sufile_mod_counter(header_bh, -1, 1);
 	NILFS_SUI(sufile)->ncleansegs--;
@@ -433,11 +433,11 @@ void nilfs_sufile_do_scrap(struct inode *sufile, __u64 segnum,
 	void *kaddr;
 	int clean, dirty;
 
-	kaddr = kmap_atomic(su_bh->b_page, KM_USER0);
+	kaddr = kmap_atomic(su_bh->b_page);
 	su = nilfs_sufile_block_get_segment_usage(sufile, segnum, su_bh, kaddr);
 	if (su->su_flags == cpu_to_le32(1UL << NILFS_SEGMENT_USAGE_DIRTY) &&
 	    su->su_nblocks == cpu_to_le32(0)) {
-		kunmap_atomic(kaddr, KM_USER0);
+		kunmap_atomic(kaddr);
 		return;
 	}
 	clean = nilfs_segment_usage_clean(su);
@@ -447,7 +447,7 @@ void nilfs_sufile_do_scrap(struct inode *sufile, __u64 segnum,
 	su->su_lastmod = cpu_to_le64(0);
 	su->su_nblocks = cpu_to_le32(0);
 	su->su_flags = cpu_to_le32(1UL << NILFS_SEGMENT_USAGE_DIRTY);
-	kunmap_atomic(kaddr, KM_USER0);
+	kunmap_atomic(kaddr);
 
 	nilfs_sufile_mod_counter(header_bh, clean ? (u64)-1 : 0, dirty ? 0 : 1);
 	NILFS_SUI(sufile)->ncleansegs -= clean;
@@ -464,12 +464,12 @@ void nilfs_sufile_do_free(struct inode *sufile, __u64 segnum,
 	void *kaddr;
 	int sudirty;
 
-	kaddr = kmap_atomic(su_bh->b_page, KM_USER0);
+	kaddr = kmap_atomic(su_bh->b_page);
 	su = nilfs_sufile_block_get_segment_usage(sufile, segnum, su_bh, kaddr);
 	if (nilfs_segment_usage_clean(su)) {
 		printk(KERN_WARNING "%s: segment %llu is already clean\n",
 		       __func__, (unsigned long long)segnum);
-		kunmap_atomic(kaddr, KM_USER0);
+		kunmap_atomic(kaddr);
 		return;
 	}
 	WARN_ON(nilfs_segment_usage_error(su));
@@ -477,7 +477,7 @@ void nilfs_sufile_do_free(struct inode *sufile, __u64 segnum,
 
 	sudirty = nilfs_segment_usage_dirty(su);
 	nilfs_segment_usage_set_clean(su);
-	kunmap_atomic(kaddr, KM_USER0);
+	kunmap_atomic(kaddr);
 	mark_buffer_dirty(su_bh);
 
 	nilfs_sufile_mod_counter(header_bh, 1, sudirty ? (u64)-1 : 0);
@@ -525,13 +525,13 @@ int nilfs_sufile_set_segment_usage(struct inode *sufile, __u64 segnum,
 	if (ret < 0)
 		goto out_sem;
 
-	kaddr = kmap_atomic(bh->b_page, KM_USER0);
+	kaddr = kmap_atomic(bh->b_page);
 	su = nilfs_sufile_block_get_segment_usage(sufile, segnum, bh, kaddr);
 	WARN_ON(nilfs_segment_usage_error(su));
 	if (modtime)
 		su->su_lastmod = cpu_to_le64(modtime);
 	su->su_nblocks = cpu_to_le32(nblocks);
-	kunmap_atomic(kaddr, KM_USER0);
+	kunmap_atomic(kaddr);
 
 	mark_buffer_dirty(bh);
 	nilfs_mdt_mark_dirty(sufile);
@@ -572,7 +572,7 @@ int nilfs_sufile_get_stat(struct inode *sufile, struct nilfs_sustat *sustat)
 	if (ret < 0)
 		goto out_sem;
 
-	kaddr = kmap_atomic(header_bh->b_page, KM_USER0);
+	kaddr = kmap_atomic(header_bh->b_page);
 	header = kaddr + bh_offset(header_bh);
 	sustat->ss_nsegs = nilfs_sufile_get_nsegments(sufile);
 	sustat->ss_ncleansegs = le64_to_cpu(header->sh_ncleansegs);
@@ -582,7 +582,7 @@ int nilfs_sufile_get_stat(struct inode *sufile, struct nilfs_sustat *sustat)
 	spin_lock(&nilfs->ns_last_segment_lock);
 	sustat->ss_prot_seq = nilfs->ns_prot_seq;
 	spin_unlock(&nilfs->ns_last_segment_lock);
-	kunmap_atomic(kaddr, KM_USER0);
+	kunmap_atomic(kaddr);
 	brelse(header_bh);
 
  out_sem:
@@ -598,15 +598,15 @@ void nilfs_sufile_do_set_error(struct inode *sufile, __u64 segnum,
 	void *kaddr;
 	int suclean;
 
-	kaddr = kmap_atomic(su_bh->b_page, KM_USER0);
+	kaddr = kmap_atomic(su_bh->b_page);
 	su = nilfs_sufile_block_get_segment_usage(sufile, segnum, su_bh, kaddr);
 	if (nilfs_segment_usage_error(su)) {
-		kunmap_atomic(kaddr, KM_USER0);
+		kunmap_atomic(kaddr);
 		return;
 	}
 	suclean = nilfs_segment_usage_clean(su);
 	nilfs_segment_usage_set_error(su);
-	kunmap_atomic(kaddr, KM_USER0);
+	kunmap_atomic(kaddr);
 
 	if (suclean) {
 		nilfs_sufile_mod_counter(header_bh, -1, 0);
@@ -675,7 +675,7 @@ static int nilfs_sufile_truncate_range(struct inode *sufile,
 			/* hole */
 			continue;
 		}
-		kaddr = kmap_atomic(su_bh->b_page, KM_USER0);
+		kaddr = kmap_atomic(su_bh->b_page);
 		su = nilfs_sufile_block_get_segment_usage(
 			sufile, segnum, su_bh, kaddr);
 		su2 = su;
@@ -684,7 +684,7 @@ static int nilfs_sufile_truncate_range(struct inode *sufile,
 			     ~(1UL << NILFS_SEGMENT_USAGE_ERROR)) ||
 			    nilfs_segment_is_active(nilfs, segnum + j)) {
 				ret = -EBUSY;
-				kunmap_atomic(kaddr, KM_USER0);
+				kunmap_atomic(kaddr);
 				brelse(su_bh);
 				goto out_header;
 			}
@@ -696,7 +696,7 @@ static int nilfs_sufile_truncate_range(struct inode *sufile,
 				nc++;
 			}
 		}
-		kunmap_atomic(kaddr, KM_USER0);
+		kunmap_atomic(kaddr);
 		if (nc > 0) {
 			mark_buffer_dirty(su_bh);
 			ncleaned += nc;
@@ -772,10 +772,10 @@ int nilfs_sufile_resize(struct inode *sufile, __u64 newnsegs)
 		sui->ncleansegs -= nsegs - newnsegs;
 	}
 
-	kaddr = kmap_atomic(header_bh->b_page, KM_USER0);
+	kaddr = kmap_atomic(header_bh->b_page);
 	header = kaddr + bh_offset(header_bh);
 	header->sh_ncleansegs = cpu_to_le64(sui->ncleansegs);
-	kunmap_atomic(kaddr, KM_USER0);
+	kunmap_atomic(kaddr);
 
 	mark_buffer_dirty(header_bh);
 	nilfs_mdt_mark_dirty(sufile);
@@ -840,7 +840,7 @@ ssize_t nilfs_sufile_get_suinfo(struct inode *sufile, __u64 segnum, void *buf,
 			continue;
 		}
 
-		kaddr = kmap_atomic(su_bh->b_page, KM_USER0);
+		kaddr = kmap_atomic(su_bh->b_page);
 		su = nilfs_sufile_block_get_segment_usage(
 			sufile, segnum, su_bh, kaddr);
 		for (j = 0; j < n;
@@ -853,7 +853,7 @@ ssize_t nilfs_sufile_get_suinfo(struct inode *sufile, __u64 segnum, void *buf,
 				si->sui_flags |=
 					(1UL << NILFS_SEGMENT_USAGE_ACTIVE);
 		}
-		kunmap_atomic(kaddr, KM_USER0);
+		kunmap_atomic(kaddr);
 		brelse(su_bh);
 	}
 	ret = nsegs;
@@ -902,10 +902,10 @@ int nilfs_sufile_read(struct super_block *sb, size_t susize,
 		goto failed;
 
 	sui = NILFS_SUI(sufile);
-	kaddr = kmap_atomic(header_bh->b_page, KM_USER0);
+	kaddr = kmap_atomic(header_bh->b_page);
 	header = kaddr + bh_offset(header_bh);
 	sui->ncleansegs = le64_to_cpu(header->sh_ncleansegs);
-	kunmap_atomic(kaddr, KM_USER0);
+	kunmap_atomic(kaddr);
 	brelse(header_bh);
 
 	sui->allocmax = nilfs_sufile_get_nsegments(sufile) - 1;