On Wed, 2009-07-29 at 17:29 +0200, Jan Kara wrote: > > On Thu, 2009-07-23 at 15:37 -0500, Eric Sandeen wrote: > > > As for: > > > > > > #define EXT4_EXT_MIGRATE 0x00100000 /* Inode is migrating */ > > > > > > this is not in the mask that FS_IOC_GETFLAGS can see ... and I don't > > > think anyone else uses FS_DIRECTIO_FL. > > > > > > I'm not sure if the flags not in FS_FL_USER_VISIBLE are supposed to be > > > fs-unique. > > > > The flag will need to be generic in any case, since inode_setattr() has > > to look at it when it's deciding whether or not to call vmtruncate(). > > Other filesystems that properly implement fallocate() may want to use it > > for this purpose as well. > Actually, Nick Piggin is changing the truncate path (the patches may > already be in Al Viro's tree) so that filesystem can come in earlier in > the truncate path and can make the decision when to truncate and when > not on its own. I guess this would help you... Yes, immensely, but it looks like that's a bit in the future... -- Frank Mayhar <fmayhar@xxxxxxxxxx> Google, Inc. -- To unsubscribe from this list: send the line "unsubscribe linux-ext4" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html