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| author | Randy Dunlap <rdunlap@xenotime.net> | 2006-05-19 11:55:58 -0700 |
|---|---|---|
| committer | James Bottomley <jejb@mulgrave.il.steeleye.com> | 2006-05-20 09:56:15 -0500 |
| commit | 979dca3826841e5dc9170c28f20bd75ece266a9a (patch) | |
| tree | 1cfeb1d2b47314a50d2e2e567e89cdbfa69f8162 /drivers/scsi/imm.c | |
| parent | 818bf493525d2a0ce3ddaefb2b78db1635596666 (diff) | |
| download | linux-979dca3826841e5dc9170c28f20bd75ece266a9a.tar.gz linux-979dca3826841e5dc9170c28f20bd75ece266a9a.tar.bz2 linux-979dca3826841e5dc9170c28f20bd75ece266a9a.zip | |
[SCSI] imm: no need for unchecked_isa_dma
Relax the lowmem bounce buffer requirement for imm so that any
low memory page will do -- they don't need to be below the
ISA 16 MB limit, just need to be mapped in low memory.
Signed-off-by: Randy Dunlap <rdunlap@xenotime.net>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
Diffstat (limited to 'drivers/scsi/imm.c')
| -rw-r--r-- | drivers/scsi/imm.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/scsi/imm.c b/drivers/scsi/imm.c index fc0f30ae0f77..cd2dffdab77a 100644 --- a/drivers/scsi/imm.c +++ b/drivers/scsi/imm.c @@ -1119,6 +1119,10 @@ static int device_check(imm_struct *dev) return -ENODEV; } +/* + * imm cannot deal with highmem, so this causes all IO pages for this host + * to reside in low memory (hence mapped) + */ static int imm_adjust_queue(struct scsi_device *device) { blk_queue_bounce_limit(device->request_queue, BLK_BOUNCE_HIGH); @@ -1141,10 +1145,6 @@ static struct scsi_host_template imm_template = { .use_clustering = ENABLE_CLUSTERING, .can_queue = 1, .slave_alloc = imm_adjust_queue, - .unchecked_isa_dma = 1, /* imm cannot deal with highmem, so - * this is an easy trick to ensure - * all io pages for this host reside - * in low memory */ }; /*************************************************************************** |