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| author | msmith <msmith@FreeBSD.org> | 2000-02-17 23:33:57 +0000 |
|---|---|---|
| committer | msmith <msmith@FreeBSD.org> | 2000-02-17 23:33:57 +0000 |
| commit | 9f549054bdff6380f15c524c6ffceb688a5f3f4f (patch) | |
| tree | b2b132f6c09ec21d2111af8fb9526112730bdc0c /sys/dev/amr | |
| parent | 89f6fa0f491db3d48d448e5c6a3085b813a03d24 (diff) | |
| download | FreeBSD-src-9f549054bdff6380f15c524c6ffceb688a5f3f4f.zip FreeBSD-src-9f549054bdff6380f15c524c6ffceb688a5f3f4f.tar.gz | |
Increase the time we spend waiting for the controller to become ready to
accept a new command; in high load cases it may be too busy for the old
value.
This loop needs something to tie it to real time, rather than just the CPU's
ability to fetch from the L1 data cache, but this hack works for now.
Approved by: jkh
Diffstat (limited to 'sys/dev/amr')
| -rw-r--r-- | sys/dev/amr/amr.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/sys/dev/amr/amr.c b/sys/dev/amr/amr.c index 91ff84c..14dfec4 100644 --- a/sys/dev/amr/amr.c +++ b/sys/dev/amr/amr.c @@ -1126,7 +1126,7 @@ amr_start(struct amr_command *ac) /* spin waiting for the mailbox */ debug("wait for mailbox"); - for (i = 10000, done = 0, worked = 0; (i > 0) && !done; i--) { + for (i = 100000, done = 0, worked = 0; (i > 0) && !done; i--) { s = splbio(); /* is the mailbox free? */ |
