Page Menu
Home
FreeBSD
Search
Configure Global Search
Log In
Files
F109187593
D27353.id80155.diff
No One
Temporary
Actions
View File
Edit File
Delete File
View Transforms
Subscribe
Mute Notifications
Flag For Later
Award Token
Size
1 KB
Referenced Files
None
Subscribers
None
D27353.id80155.diff
View Options
Index: head/sys/ufs/ffs/ffs_balloc.c
===================================================================
--- head/sys/ufs/ffs/ffs_balloc.c
+++ head/sys/ufs/ffs/ffs_balloc.c
@@ -172,9 +172,17 @@
panic("ffs_balloc_ufs1: BA_METAONLY for direct block");
nb = dp->di_db[lbn];
if (nb != 0 && ip->i_size >= smalllblktosize(fs, lbn + 1)) {
- error = bread(vp, lbn, fs->fs_bsize, NOCRED, &bp);
- if (error) {
- return (error);
+ if ((flags & BA_CLRBUF) != 0) {
+ error = bread(vp, lbn, fs->fs_bsize, NOCRED,
+ &bp);
+ if (error != 0)
+ return (error);
+ } else {
+ bp = getblk(vp, lbn, fs->fs_bsize, 0, 0,
+ gbflags);
+ if (bp == NULL)
+ return (EIO);
+ vfs_bio_clrbuf(bp);
}
bp->b_blkno = fsbtodb(fs, nb);
*bpp = bp;
@@ -768,10 +776,17 @@
panic("ffs_balloc_ufs2: BA_METAONLY for direct block");
nb = dp->di_db[lbn];
if (nb != 0 && ip->i_size >= smalllblktosize(fs, lbn + 1)) {
- error = bread_gb(vp, lbn, fs->fs_bsize, NOCRED,
- gbflags, &bp);
- if (error) {
- return (error);
+ if ((flags & BA_CLRBUF) != 0) {
+ error = bread_gb(vp, lbn, fs->fs_bsize, NOCRED,
+ gbflags, &bp);
+ if (error != 0)
+ return (error);
+ } else {
+ bp = getblk(vp, lbn, fs->fs_bsize, 0, 0,
+ gbflags);
+ if (bp == NULL)
+ return (EIO);
+ vfs_bio_clrbuf(bp);
}
bp->b_blkno = fsbtodb(fs, nb);
*bpp = bp;
File Metadata
Details
Attached
Mime Type
text/plain
Expires
Sun, Feb 2, 9:17 PM (20 h, 44 m)
Storage Engine
blob
Storage Format
Raw Data
Storage Handle
16413908
Default Alt Text
D27353.id80155.diff (1 KB)
Attached To
Mode
D27353: ffs: do not read full direct blocks if they are going to be overwritten.
Attached
Detach File
Event Timeline
Log In to Comment