Messages in this thread | | | From | "Stephen C. Tweedie" <> | Date | Fri, 22 Oct 1999 10:55:33 +0100 (BST) | Subject | Re: Why does sys_fsync have a lock_kernel around it? |
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Hi,
On Mon, 18 Oct 1999 16:35:28 +0400, Hans Reiser <reiser@idiom.com> said:
> Surely it should unlock before file->f_op->fsync(file, dentry); > This won't scale for large fileservers..... and it seems unjustified.
There is nothing to stop a filesystem from dropping the big lock internally if it wants to, but right now the filesystems are all expecting to have the lock on entry and things will break badly if it is missing.
--Stephen
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