Commit 19295529 authored by Eric Sandeen's avatar Eric Sandeen Committed by Theodore Ts'o
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ext4: export iov_shorten from kernel for ext4's use 



Export iov_shorten() from kernel so that ext4 can
truncate too-large writes to bitmapped files.

Signed-off-by: default avatarEric Sandeen <sandeen@redhat.com>
parent cd2291a4

fs/read_write.c

+1 −0
Original line number Diff line number Diff line
@@ -446,6 +446,7 @@ unsigned long iov_shorten(struct iovec *iov, unsigned long nr_segs, size_t to) 
	}

	return seg;

}

EXPORT_SYMBOL(iov_shorten);



ssize_t do_sync_readv_writev(struct file *filp, const struct iovec *iov,

		unsigned long nr_segs, size_t len, loff_t *ppos, iov_fn_t fn)