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authorLinus Torvalds <torvalds@linux-foundation.org>2009-05-13 19:33:25 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2009-05-13 19:33:25 -0400
commit210af919c949a7d6bd330916ef376cec2907d81e (patch)
treeb2d66ca5d30b807cc8a55bbc524e85406888b66c /fs
parenta6aeeebf5179ea6346249d727bdb9124ce9e2d4c (diff)
parente5d287539dba264a1d9d7607a25b8c8c61c9d658 (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/pkl/squashfs-linus
* git://git.kernel.org/pub/scm/linux/kernel/git/pkl/squashfs-linus: Squashfs: cody tidying, remove commented out line in Makefile Squashfs: check page size is not larger than the filesystem block size Squashfs: fix breakage when page size > metadata block size
Diffstat (limited to 'fs')
-rw-r--r--fs/squashfs/Makefile1
-rw-r--r--fs/squashfs/cache.c1
-rw-r--r--fs/squashfs/super.c10
3 files changed, 11 insertions, 1 deletions
diff --git a/fs/squashfs/Makefile b/fs/squashfs/Makefile
index 8258cf9a0317..70e3244fa30f 100644
--- a/fs/squashfs/Makefile
+++ b/fs/squashfs/Makefile
@@ -5,4 +5,3 @@
5obj-$(CONFIG_SQUASHFS) += squashfs.o 5obj-$(CONFIG_SQUASHFS) += squashfs.o
6squashfs-y += block.o cache.o dir.o export.o file.o fragment.o id.o inode.o 6squashfs-y += block.o cache.o dir.o export.o file.o fragment.o id.o inode.o
7squashfs-y += namei.o super.o symlink.o 7squashfs-y += namei.o super.o symlink.o
8#squashfs-y += squashfs2_0.o
diff --git a/fs/squashfs/cache.c b/fs/squashfs/cache.c
index 1c4739e33af6..40c98fa6b5d6 100644
--- a/fs/squashfs/cache.c
+++ b/fs/squashfs/cache.c
@@ -252,6 +252,7 @@ struct squashfs_cache *squashfs_cache_init(char *name, int entries,
252 cache->entries = entries; 252 cache->entries = entries;
253 cache->block_size = block_size; 253 cache->block_size = block_size;
254 cache->pages = block_size >> PAGE_CACHE_SHIFT; 254 cache->pages = block_size >> PAGE_CACHE_SHIFT;
255 cache->pages = cache->pages ? cache->pages : 1;
255 cache->name = name; 256 cache->name = name;
256 cache->num_waiters = 0; 257 cache->num_waiters = 0;
257 spin_lock_init(&cache->lock); 258 spin_lock_init(&cache->lock);
diff --git a/fs/squashfs/super.c b/fs/squashfs/super.c
index ffa6edcd2d0c..0adc624c956f 100644
--- a/fs/squashfs/super.c
+++ b/fs/squashfs/super.c
@@ -157,6 +157,16 @@ static int squashfs_fill_super(struct super_block *sb, void *data, int silent)
157 if (msblk->block_size > SQUASHFS_FILE_MAX_SIZE) 157 if (msblk->block_size > SQUASHFS_FILE_MAX_SIZE)
158 goto failed_mount; 158 goto failed_mount;
159 159
160 /*
161 * Check the system page size is not larger than the filesystem
162 * block size (by default 128K). This is currently not supported.
163 */
164 if (PAGE_CACHE_SIZE > msblk->block_size) {
165 ERROR("Page size > filesystem block size (%d). This is "
166 "currently not supported!\n", msblk->block_size);
167 goto failed_mount;
168 }
169
160 msblk->block_log = le16_to_cpu(sblk->block_log); 170 msblk->block_log = le16_to_cpu(sblk->block_log);
161 if (msblk->block_log > SQUASHFS_FILE_MAX_LOG) 171 if (msblk->block_log > SQUASHFS_FILE_MAX_LOG)
162 goto failed_mount; 172 goto failed_mount;