[PATCH 2/3] staging: gasket: remove debug logs in page table mapping calls

From: Todd Poynor
Date: Tue Oct 16 2018 - 08:03:41 EST


From: Todd Poynor <toddpoynor@xxxxxxxxxx>

Remove very noisy debug logs that also contain typos and incorrect
output formats.

Signed-off-by: Todd Poynor <toddpoynor@xxxxxxxxxx>
---
drivers/staging/gasket/gasket_page_table.c | 24 ----------------------
1 file changed, 24 deletions(-)

diff --git a/drivers/staging/gasket/gasket_page_table.c b/drivers/staging/gasket/gasket_page_table.c
index 5b398b7ba81d3..b7d460cf15fbc 100644
--- a/drivers/staging/gasket/gasket_page_table.c
+++ b/drivers/staging/gasket/gasket_page_table.c
@@ -477,7 +477,6 @@ static int gasket_perform_mapping(struct gasket_page_table *pg_tbl,
for (i = 0; i < num_pages; i++) {
page_addr = host_addr + i * PAGE_SIZE;
offset = page_addr & (PAGE_SIZE - 1);
- dev_dbg(pg_tbl->device, "%s i %d\n", __func__, i);
if (is_coherent(pg_tbl, host_addr)) {
u64 off =
(u64)host_addr -
@@ -506,22 +505,9 @@ static int gasket_perform_mapping(struct gasket_page_table *pg_tbl,
ptes[i].dma_addr =
dma_map_page(pg_tbl->device, page, 0, PAGE_SIZE,
DMA_BIDIRECTIONAL);
- dev_dbg(pg_tbl->device,
- "%s i %d pte %p pfn %p -> mapped %llx\n",
- __func__, i, &ptes[i],
- (void *)page_to_pfn(page),
- (unsigned long long)ptes[i].dma_addr);

if (dma_mapping_error(pg_tbl->device,
ptes[i].dma_addr)) {
- dev_dbg(pg_tbl->device,
- "%s i %d -> fail to map page %llx "
- "[pfn %p ohys %p]\n",
- __func__, i,
- (unsigned long long)ptes[i].dma_addr,
- (void *)page_to_pfn(page),
- (void *)page_to_phys(page));
-
if (gasket_release_page(ptes[i].page))
--pg_tbl->num_active_pages;

@@ -892,11 +878,6 @@ static int gasket_alloc_extended_subtable(struct gasket_page_table *pg_tbl,
pte->dma_addr = dma_map_page(pg_tbl->device, pte->page, 0, PAGE_SIZE,
DMA_TO_DEVICE);
if (dma_mapping_error(pg_tbl->device, pte->dma_addr)) {
- dev_dbg(pg_tbl->device,
- "%s: fail to map page [pfn %lx phys %llx]\n",
- __func__, page_to_pfn(pte->page),
- page_to_phys(pte->page));
-
free_page(page_addr);
vfree(pte->sublevel);
memset(pte, 0, sizeof(struct gasket_page_table_entry));
@@ -1050,11 +1031,6 @@ int gasket_page_table_map(struct gasket_page_table *pg_tbl, ulong host_addr,
}

mutex_unlock(&pg_tbl->mutex);
-
- dev_dbg(pg_tbl->device,
- "%s done: ha %llx daddr %llx num %d, ret %d\n",
- __func__, (unsigned long long)host_addr,
- (unsigned long long)dev_addr, num_pages, ret);
return ret;
}
EXPORT_SYMBOL(gasket_page_table_map);
--
2.19.1.331.ge82ca0e54c-goog