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authorPeter Osterlund <petero2@telia.com>2005-06-23 11:10:02 +0400
committerLinus Torvalds <torvalds@ppc970.osdl.org>2005-06-23 20:45:30 +0400
commit46c271bedd2c8444b1d05bc44928beec0c07debc (patch)
tree2e28cad2355b62b01815d1acc10d35a806f10ea0 /include/linux/pktcdvd.h
parentdfb388bf8a328f206bba33933dd97230f412238b (diff)
downloadlinux-46c271bedd2c8444b1d05bc44928beec0c07debc.tar.xz
[PATCH] Improve CD/DVD packet driver write performance
This patch improves write performance for the CD/DVD packet writing driver. The logic for switching between reading and writing has been changed so that streaming writes are no longer interrupted by read requests. Signed-off-by: Peter Osterlund <petero2@telia.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'include/linux/pktcdvd.h')
-rw-r--r--include/linux/pktcdvd.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/linux/pktcdvd.h b/include/linux/pktcdvd.h
index 4e2d2a942ecb..4b32bce9a289 100644
--- a/include/linux/pktcdvd.h
+++ b/include/linux/pktcdvd.h
@@ -159,7 +159,7 @@ struct packet_iosched
struct bio *read_queue_tail;
struct bio *write_queue;
struct bio *write_queue_tail;
- int high_prio_read; /* An important read request has been queued */
+ sector_t last_write; /* The sector where the last write ended */
int successive_reads;
};