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| author | Tejun Heo <htejun@gmail.com> | 2008-05-19 19:17:53 +0200 |
|---|---|---|
| committer | Jeff Garzik <jgarzik@redhat.com> | 2008-07-14 21:59:32 +0200 |
| commit | d8af0eb6046c56e7238171ca420622541db24926 (patch) | |
| tree | 64f5c8b15f1d9549f4a7130ae7cf09699507e514 /drivers/ata/libata-eh.c | |
| parent | libata: improve EH retry delay handling (diff) | |
| download | linux-d8af0eb6046c56e7238171ca420622541db24926.tar.xz linux-d8af0eb6046c56e7238171ca420622541db24926.zip | |
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/libata-eh.c')
| -rw-r--r-- | drivers/ata/libata-eh.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/ata/libata-eh.c b/drivers/ata/libata-eh.c index 5b5ae631ed03..83d1451fa714 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)) |