diff options
author | Patrick McHardy <kaber@trash.net> | 2010-02-10 14:17:10 +0100 |
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committer | Patrick McHardy <kaber@trash.net> | 2010-02-10 14:17:10 +0100 |
commit | 9ab99d5a43e9f283738fd9fd365539306d13eaac (patch) | |
tree | 0214a63e3f4f7f4f187f0139e4a5d8abe453902b /fs/ramfs/file-nommu.c | |
parent | 76780373190d7e8ddfb6fed06aef068e2445c743 (diff) | |
parent | b1109bf085c8dd69537b7876ea83f914dd1fe46a (diff) |
Merge branch 'master' of /repos/git/net-next-2.6
Signed-off-by: Patrick McHardy <kaber@trash.net>
Diffstat (limited to 'fs/ramfs/file-nommu.c')
-rw-r--r-- | fs/ramfs/file-nommu.c | 26 |
1 files changed, 1 insertions, 25 deletions
diff --git a/fs/ramfs/file-nommu.c b/fs/ramfs/file-nommu.c index 2efc57173fd..1739a4aba25 100644 --- a/fs/ramfs/file-nommu.c +++ b/fs/ramfs/file-nommu.c @@ -123,30 +123,6 @@ add_error: /*****************************************************************************/ /* - * check that file shrinkage doesn't leave any VMAs dangling in midair - */ -static int ramfs_nommu_check_mappings(struct inode *inode, - size_t newsize, size_t size) -{ - struct vm_area_struct *vma; - struct prio_tree_iter iter; - - /* search for VMAs that fall within the dead zone */ - vma_prio_tree_foreach(vma, &iter, &inode->i_mapping->i_mmap, - newsize >> PAGE_SHIFT, - (size + PAGE_SIZE - 1) >> PAGE_SHIFT - ) { - /* found one - only interested if it's shared out of the page - * cache */ - if (vma->vm_flags & VM_SHARED) - return -ETXTBSY; /* not quite true, but near enough */ - } - - return 0; -} - -/*****************************************************************************/ -/* * */ static int ramfs_nommu_resize(struct inode *inode, loff_t newsize, loff_t size) @@ -164,7 +140,7 @@ static int ramfs_nommu_resize(struct inode *inode, loff_t newsize, loff_t size) /* check that a decrease in size doesn't cut off any shared mappings */ if (newsize < size) { - ret = ramfs_nommu_check_mappings(inode, newsize, size); + ret = nommu_shrink_inode_mappings(inode, size, newsize); if (ret < 0) return ret; } |