diff options
| author | Christoph Hellwig <hch@lst.de> | 2018-12-12 08:41:24 +0100 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2019-01-08 21:58:35 -0500 |
| commit | 1d978c336ae3067fd136b7238a60e928b922e9e7 (patch) | |
| tree | 6554254543150a09b1081b7202dbabac9e6eb103 | |
| parent | e09c142891a9362b91208f3423961e7d436b540f (diff) | |
| download | lwn-1d978c336ae3067fd136b7238a60e928b922e9e7.tar.gz lwn-1d978c336ae3067fd136b7238a60e928b922e9e7.zip | |
scsi: gdth: remove dead dma statistics code
This code can't be built into the kernel without editing the source
file and is not generally useful.
[mkp: typo]
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
| -rw-r--r-- | drivers/scsi/gdth.c | 18 | ||||
| -rw-r--r-- | drivers/scsi/gdth_proc.c | 8 |
2 files changed, 0 insertions, 26 deletions
diff --git a/drivers/scsi/gdth.c b/drivers/scsi/gdth.c index 8e80902d909e..93d9c2f14ab9 100644 --- a/drivers/scsi/gdth.c +++ b/drivers/scsi/gdth.c @@ -2126,12 +2126,6 @@ static int gdth_fill_cache_cmd(gdth_ha_str *ha, struct scsi_cmnd *scp, cmdp->u.cache64.sg_canz = sgcnt; scsi_for_each_sg(scp, sl, sgcnt, i) { cmdp->u.cache64.sg_lst[i].sg_ptr = sg_dma_address(sl); -#ifdef GDTH_DMA_STATISTICS - if (cmdp->u.cache64.sg_lst[i].sg_ptr > (u64)0xffffffff) - ha->dma64_cnt++; - else - ha->dma32_cnt++; -#endif cmdp->u.cache64.sg_lst[i].sg_len = sg_dma_len(sl); } } else { @@ -2141,9 +2135,6 @@ static int gdth_fill_cache_cmd(gdth_ha_str *ha, struct scsi_cmnd *scp, cmdp->u.cache.sg_canz = sgcnt; scsi_for_each_sg(scp, sl, sgcnt, i) { cmdp->u.cache.sg_lst[i].sg_ptr = sg_dma_address(sl); -#ifdef GDTH_DMA_STATISTICS - ha->dma32_cnt++; -#endif cmdp->u.cache.sg_lst[i].sg_len = sg_dma_len(sl); } } @@ -2298,12 +2289,6 @@ static int gdth_fill_raw_cmd(gdth_ha_str *ha, struct scsi_cmnd *scp, u8 b) cmdp->u.raw64.sg_ranz = sgcnt; scsi_for_each_sg(scp, sl, sgcnt, i) { cmdp->u.raw64.sg_lst[i].sg_ptr = sg_dma_address(sl); -#ifdef GDTH_DMA_STATISTICS - if (cmdp->u.raw64.sg_lst[i].sg_ptr > (u64)0xffffffff) - ha->dma64_cnt++; - else - ha->dma32_cnt++; -#endif cmdp->u.raw64.sg_lst[i].sg_len = sg_dma_len(sl); } } else { @@ -2313,9 +2298,6 @@ static int gdth_fill_raw_cmd(gdth_ha_str *ha, struct scsi_cmnd *scp, u8 b) cmdp->u.raw.sg_ranz = sgcnt; scsi_for_each_sg(scp, sl, sgcnt, i) { cmdp->u.raw.sg_lst[i].sg_ptr = sg_dma_address(sl); -#ifdef GDTH_DMA_STATISTICS - ha->dma32_cnt++; -#endif cmdp->u.raw.sg_lst[i].sg_len = sg_dma_len(sl); } } diff --git a/drivers/scsi/gdth_proc.c b/drivers/scsi/gdth_proc.c index 8e77f8fd8641..fc36c49a5334 100644 --- a/drivers/scsi/gdth_proc.c +++ b/drivers/scsi/gdth_proc.c @@ -229,14 +229,6 @@ int gdth_show_info(struct seq_file *m, struct Scsi_Host *host) " Serial No.: \t0x%8X\tCache RAM size:\t%d KB\n", ha->binfo.ser_no, ha->binfo.memsize / 1024); -#ifdef GDTH_DMA_STATISTICS - /* controller statistics */ - seq_puts(m, "\nController Statistics:\n"); - seq_printf(m, - " 32-bit DMA buffer:\t%lu\t64-bit DMA buffer:\t%lu\n", - ha->dma32_cnt, ha->dma64_cnt); -#endif - if (ha->more_proc) { size_t size = max_t(size_t, GDTH_SCRATCH, sizeof(gdth_hget_str)); |