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authorTejun Heo <htejun@gmail.com>2008-05-20 02:17:53 +0900
committerJeff Garzik <jgarzik@redhat.com>2008-07-14 15:59:32 -0400
commitd8af0eb6046c56e7238171ca420622541db24926 (patch)
tree64f5c8b15f1d9549f4a7130ae7cf09699507e514 /drivers/ata
parent0a2c0f56159999e20015241d3b8fa89b1ab14309 (diff)
libata: use ULONG_MAX to terminate reset timeout table
This doesn't introduce any functional changes. This is to make reset timeout table consistent with to-be-added command timeout tables. Signed-off-by: Tejun Heo <htejun@gmail.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
Diffstat (limited to 'drivers/ata')
-rw-r--r--drivers/ata/libata-eh.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/ata/libata-eh.c b/drivers/ata/libata-eh.c
index 5b5ae631ed0..83d1451fa71 100644
--- a/drivers/ata/libata-eh.c
+++ b/drivers/ata/libata-eh.c
@@ -90,7 +90,7 @@ static const unsigned long ata_eh_reset_timeouts[] = {
10000, /* > 99% working drives spin up before 20sec */
35000, /* give > 30 secs of idleness for retarded devices */
5000, /* and sweet one last chance */
- /* > 1 min has elapsed, give up */
+ ULONG_MAX, /* > 1 min has elapsed, give up */
};
static void __ata_port_freeze(struct ata_port *ap);
@@ -2077,13 +2077,12 @@ int ata_eh_reset(struct ata_link *link, int classify,
ata_prereset_fn_t prereset, ata_reset_fn_t softreset,
ata_reset_fn_t hardreset, ata_postreset_fn_t postreset)
{
- const int max_tries = ARRAY_SIZE(ata_eh_reset_timeouts);
struct ata_port *ap = link->ap;
struct ata_eh_context *ehc = &link->eh_context;
unsigned int *classes = ehc->classes;
unsigned int lflags = link->flags;
int verbose = !(ehc->i.flags & ATA_EHI_QUIET);
- int try = 0;
+ int max_tries = 0, try = 0;
struct ata_device *dev;
unsigned long deadline, now;
ata_reset_fn_t reset;
@@ -2094,6 +2093,9 @@ int ata_eh_reset(struct ata_link *link, int classify,
/*
* Prepare to reset
*/
+ while (ata_eh_reset_timeouts[max_tries] != ULONG_MAX)
+ max_tries++;
+
now = jiffies;
deadline = ata_deadline(ehc->last_reset, ATA_EH_RESET_COOL_DOWN);
if (time_before(now, deadline))