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parisc: remove use of seq_printf return value 

The seq_printf return value, because it's frequently misused,
will eventually be converted to void.

See: commit 1f33c41c03 ("seq_file: Rename seq_overflow() to
     seq_has_overflowed() and make public")

Signed-off-by: Joe Perches <joe@perches.com>
Cc: "James E.J. Bottomley" <jejb@parisc-linux.org>
Cc: Helge Deller <deller@gmx.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Joe Perches 2015-04-15 16:18:28 -07:00 committed by Linus Torvalds
parent d50f8f8d91
commit e693d73c20
2 changed files with 65 additions and 69 deletions
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54
drivers/parisc/ccio-dma.c
View File

@ -1021,7 +1021,6 @@ static struct hppa_dma_ops ccio_ops = {
#ifdef CONFIG_PROC_FS
static int ccio_proc_info(struct seq_file *m, void *p)
{
int len = 0;
struct ioc *ioc = ioc_list;
while (ioc != NULL) {
@ -1031,22 +1030,22 @@ static int ccio_proc_info(struct seq_file *m, void *p)
int j;
#endif
len += seq_printf(m, "%s\n", ioc->name);
seq_printf(m, "%s\n", ioc->name);
len += seq_printf(m, "Cujo 2.0 bug : %s\n",
(ioc->cujo20_bug ? "yes" : "no"));
seq_printf(m, "Cujo 2.0 bug : %s\n",
(ioc->cujo20_bug ? "yes" : "no"));
len += seq_printf(m, "IO PDIR size : %d bytes (%d entries)\n",
total_pages * 8, total_pages);
seq_printf(m, "IO PDIR size : %d bytes (%d entries)\n",
total_pages * 8, total_pages);
#ifdef CCIO_COLLECT_STATS
len += seq_printf(m, "IO PDIR entries : %ld free %ld used (%d%%)\n",
total_pages - ioc->used_pages, ioc->used_pages,
(int)(ioc->used_pages * 100 / total_pages));
seq_printf(m, "IO PDIR entries : %ld free %ld used (%d%%)\n",
total_pages - ioc->used_pages, ioc->used_pages,
(int)(ioc->used_pages * 100 / total_pages));
#endif
len += seq_printf(m, "Resource bitmap : %d bytes (%d pages)\n",
ioc->res_size, total_pages);
seq_printf(m, "Resource bitmap : %d bytes (%d pages)\n",
ioc->res_size, total_pages);
#ifdef CCIO_COLLECT_STATS
min = max = ioc->avg_search[0];
@ -1058,26 +1057,26 @@ static int ccio_proc_info(struct seq_file *m, void *p)
min = ioc->avg_search[j];
}
avg /= CCIO_SEARCH_SAMPLE;
len += seq_printf(m, " Bitmap search : %ld/%ld/%ld (min/avg/max CPU Cycles)\n",
min, avg, max);
seq_printf(m, " Bitmap search : %ld/%ld/%ld (min/avg/max CPU Cycles)\n",
min, avg, max);
len += seq_printf(m, "pci_map_single(): %8ld calls %8ld pages (avg %d/1000)\n",
ioc->msingle_calls, ioc->msingle_pages,
(int)((ioc->msingle_pages * 1000)/ioc->msingle_calls));
seq_printf(m, "pci_map_single(): %8ld calls %8ld pages (avg %d/1000)\n",
ioc->msingle_calls, ioc->msingle_pages,
(int)((ioc->msingle_pages * 1000)/ioc->msingle_calls));
/* KLUGE - unmap_sg calls unmap_single for each mapped page */
min = ioc->usingle_calls - ioc->usg_calls;
max = ioc->usingle_pages - ioc->usg_pages;
len += seq_printf(m, "pci_unmap_single: %8ld calls %8ld pages (avg %d/1000)\n",
min, max, (int)((max * 1000)/min));
seq_printf(m, "pci_unmap_single: %8ld calls %8ld pages (avg %d/1000)\n",
min, max, (int)((max * 1000)/min));
len += seq_printf(m, "pci_map_sg() : %8ld calls %8ld pages (avg %d/1000)\n",
ioc->msg_calls, ioc->msg_pages,
(int)((ioc->msg_pages * 1000)/ioc->msg_calls));
seq_printf(m, "pci_map_sg() : %8ld calls %8ld pages (avg %d/1000)\n",
ioc->msg_calls, ioc->msg_pages,
(int)((ioc->msg_pages * 1000)/ioc->msg_calls));
len += seq_printf(m, "pci_unmap_sg() : %8ld calls %8ld pages (avg %d/1000)\n\n\n",
ioc->usg_calls, ioc->usg_pages,
(int)((ioc->usg_pages * 1000)/ioc->usg_calls));
seq_printf(m, "pci_unmap_sg() : %8ld calls %8ld pages (avg %d/1000)\n\n\n",
ioc->usg_calls, ioc->usg_pages,
(int)((ioc->usg_pages * 1000)/ioc->usg_calls));
#endif /* CCIO_COLLECT_STATS */
ioc = ioc->next;
@ -1101,7 +1100,6 @@ static const struct file_operations ccio_proc_info_fops = {
static int ccio_proc_bitmap_info(struct seq_file *m, void *p)
{
int len = 0;
struct ioc *ioc = ioc_list;
while (ioc != NULL) {
@ -1110,11 +1108,11 @@ static int ccio_proc_bitmap_info(struct seq_file *m, void *p)
for (j = 0; j < (ioc->res_size / sizeof(u32)); j++) {
if ((j & 7) == 0)
len += seq_puts(m, "\n ");
len += seq_printf(m, "%08x", *res_ptr);
seq_puts(m, "\n ");
seq_printf(m, "%08x", *res_ptr);
res_ptr++;
}
len += seq_puts(m, "\n\n");
seq_puts(m, "\n\n");
ioc = ioc->next;
break; /* XXX - remove me */
}

80
drivers/parisc/sba_iommu.c
View File

@ -1774,37 +1774,35 @@ static int sba_proc_info(struct seq_file *m, void *p)
#ifdef SBA_COLLECT_STATS
unsigned long avg = 0, min, max;
#endif
int i, len = 0;
int i;
len += seq_printf(m, "%s rev %d.%d\n",
sba_dev->name,
(sba_dev->hw_rev & 0x7) + 1,
(sba_dev->hw_rev & 0x18) >> 3
);
len += seq_printf(m, "IO PDIR size : %d bytes (%d entries)\n",
(int) ((ioc->res_size << 3) * sizeof(u64)), /* 8 bits/byte */
total_pages);
seq_printf(m, "%s rev %d.%d\n",
sba_dev->name,
(sba_dev->hw_rev & 0x7) + 1,
(sba_dev->hw_rev & 0x18) >> 3);
seq_printf(m, "IO PDIR size : %d bytes (%d entries)\n",
(int)((ioc->res_size << 3) * sizeof(u64)), /* 8 bits/byte */
total_pages);
len += seq_printf(m, "Resource bitmap : %d bytes (%d pages)\n",
ioc->res_size, ioc->res_size << 3); /* 8 bits per byte */
seq_printf(m, "Resource bitmap : %d bytes (%d pages)\n",
ioc->res_size, ioc->res_size << 3); /* 8 bits per byte */
len += seq_printf(m, "LMMIO_BASE/MASK/ROUTE %08x %08x %08x\n",
READ_REG32(sba_dev->sba_hpa + LMMIO_DIST_BASE),
READ_REG32(sba_dev->sba_hpa + LMMIO_DIST_MASK),
READ_REG32(sba_dev->sba_hpa + LMMIO_DIST_ROUTE)
);
seq_printf(m, "LMMIO_BASE/MASK/ROUTE %08x %08x %08x\n",
READ_REG32(sba_dev->sba_hpa + LMMIO_DIST_BASE),
READ_REG32(sba_dev->sba_hpa + LMMIO_DIST_MASK),
READ_REG32(sba_dev->sba_hpa + LMMIO_DIST_ROUTE));
for (i=0; i<4; i++)
len += seq_printf(m, "DIR%d_BASE/MASK/ROUTE %08x %08x %08x\n", i,
READ_REG32(sba_dev->sba_hpa + LMMIO_DIRECT0_BASE + i*0x18),
READ_REG32(sba_dev->sba_hpa + LMMIO_DIRECT0_MASK + i*0x18),
READ_REG32(sba_dev->sba_hpa + LMMIO_DIRECT0_ROUTE + i*0x18)
);
seq_printf(m, "DIR%d_BASE/MASK/ROUTE %08x %08x %08x\n",
i,
READ_REG32(sba_dev->sba_hpa + LMMIO_DIRECT0_BASE + i*0x18),
READ_REG32(sba_dev->sba_hpa + LMMIO_DIRECT0_MASK + i*0x18),
READ_REG32(sba_dev->sba_hpa + LMMIO_DIRECT0_ROUTE + i*0x18));
#ifdef SBA_COLLECT_STATS
len += seq_printf(m, "IO PDIR entries : %ld free %ld used (%d%%)\n",
total_pages - ioc->used_pages, ioc->used_pages,
(int) (ioc->used_pages * 100 / total_pages));
seq_printf(m, "IO PDIR entries : %ld free %ld used (%d%%)\n",
total_pages - ioc->used_pages, ioc->used_pages,
(int)(ioc->used_pages * 100 / total_pages));
min = max = ioc->avg_search[0];
for (i = 0; i < SBA_SEARCH_SAMPLE; i++) {
@ -1813,26 +1811,26 @@ static int sba_proc_info(struct seq_file *m, void *p)
if (ioc->avg_search[i] < min) min = ioc->avg_search[i];
}
avg /= SBA_SEARCH_SAMPLE;
len += seq_printf(m, " Bitmap search : %ld/%ld/%ld (min/avg/max CPU Cycles)\n",
min, avg, max);
seq_printf(m, " Bitmap search : %ld/%ld/%ld (min/avg/max CPU Cycles)\n",
min, avg, max);
len += seq_printf(m, "pci_map_single(): %12ld calls %12ld pages (avg %d/1000)\n",
ioc->msingle_calls, ioc->msingle_pages,
(int) ((ioc->msingle_pages * 1000)/ioc->msingle_calls));
seq_printf(m, "pci_map_single(): %12ld calls %12ld pages (avg %d/1000)\n",
ioc->msingle_calls, ioc->msingle_pages,
(int)((ioc->msingle_pages * 1000)/ioc->msingle_calls));
/* KLUGE - unmap_sg calls unmap_single for each mapped page */
min = ioc->usingle_calls;
max = ioc->usingle_pages - ioc->usg_pages;
len += seq_printf(m, "pci_unmap_single: %12ld calls %12ld pages (avg %d/1000)\n",
min, max, (int) ((max * 1000)/min));
seq_printf(m, "pci_unmap_single: %12ld calls %12ld pages (avg %d/1000)\n",
min, max, (int)((max * 1000)/min));
len += seq_printf(m, "pci_map_sg() : %12ld calls %12ld pages (avg %d/1000)\n",
ioc->msg_calls, ioc->msg_pages,
(int) ((ioc->msg_pages * 1000)/ioc->msg_calls));
seq_printf(m, "pci_map_sg() : %12ld calls %12ld pages (avg %d/1000)\n",
ioc->msg_calls, ioc->msg_pages,
(int)((ioc->msg_pages * 1000)/ioc->msg_calls));
len += seq_printf(m, "pci_unmap_sg() : %12ld calls %12ld pages (avg %d/1000)\n",
ioc->usg_calls, ioc->usg_pages,
(int) ((ioc->usg_pages * 1000)/ioc->usg_calls));
seq_printf(m, "pci_unmap_sg() : %12ld calls %12ld pages (avg %d/1000)\n",
ioc->usg_calls, ioc->usg_pages,
(int)((ioc->usg_pages * 1000)/ioc->usg_calls));
#endif
return 0;
@ -1858,14 +1856,14 @@ sba_proc_bitmap_info(struct seq_file *m, void *p)
struct sba_device *sba_dev = sba_list;
struct ioc *ioc = &sba_dev->ioc[0]; /* FIXME: Multi-IOC support! */
unsigned int *res_ptr = (unsigned int *)ioc->res_map;
int i, len = 0;
int i;
for (i = 0; i < (ioc->res_size/sizeof(unsigned int)); ++i, ++res_ptr) {
if ((i & 7) == 0)
len += seq_printf(m, "\n ");
len += seq_printf(m, " %08x", *res_ptr);
seq_puts(m, "\n ");
seq_printf(m, " %08x", *res_ptr);
}
len += seq_printf(m, "\n");
seq_putc(m, '\n');
return 0;
}