* [PATCH 34/87] message: fusion: remove memset after pci_alloc_consistent in mptbase.c
@ 2019-06-27 17:38 ` Fuqian Huang
0 siblings, 0 replies; 2+ messages in thread
From: Fuqian Huang @ 2019-06-27 17:38 UTC (permalink / raw)
Cc: Fuqian Huang, Sathya Prakash, Chaitra P B,
Suganath Prabu Subramani, MPT-FusionLinux.pdl, linux-scsi,
linux-kernel
pci_alloc_consistent calls dma_alloc_coherent directly
In commit af7ddd8a627c
("Merge tag 'dma-mapping-4.21' of git://git.infradead.org/users/hch/dma-mapping"),
dma_alloc_coherent has already zeroed the memory.
So memset is not needed.
Signed-off-by: Fuqian Huang <huangfq.daxian@gmail.com>
---
drivers/message/fusion/mptbase.c | 1 -
1 file changed, 1 deletion(-)
diff --git a/drivers/message/fusion/mptbase.c b/drivers/message/fusion/mptbase.c
index d8882b0a1338..845d1ef8abdf 100644
--- a/drivers/message/fusion/mptbase.c
+++ b/drivers/message/fusion/mptbase.c
@@ -4507,7 +4507,6 @@ PrimeIocFifos(MPT_ADAPTER *ioc)
dinitprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Total alloc @ %p[%p], sz=%d[%x] bytes\n",
ioc->name, mem, (void *)(ulong)alloc_dma, total_size, total_size));
- memset(mem, 0, total_size);
ioc->alloc_total += total_size;
ioc->alloc = mem;
ioc->alloc_dma = alloc_dma;
--
2.11.0
^ permalink raw reply related [flat|nested] 2+ messages in thread
* [PATCH 34/87] message: fusion: remove memset after pci_alloc_consistent in mptbase.c
@ 2019-06-27 17:38 ` Fuqian Huang
0 siblings, 0 replies; 2+ messages in thread
From: Fuqian Huang @ 2019-06-27 17:38 UTC (permalink / raw)
Cc: Fuqian Huang, Sathya Prakash, Chaitra P B,
Suganath Prabu Subramani, MPT-FusionLinux.pdl, linux-scsi,
linux-kernel
pci_alloc_consistent calls dma_alloc_coherent directly
In commit af7ddd8a627c
("Merge tag 'dma-mapping-4.21' of git://git.infradead.org/users/hch/dma-mapping"),
dma_alloc_coherent has already zeroed the memory.
So memset is not needed.
Signed-off-by: Fuqian Huang <huangfq.daxian@gmail.com>
---
drivers/message/fusion/mptbase.c | 1 -
1 file changed, 1 deletion(-)
diff --git a/drivers/message/fusion/mptbase.c b/drivers/message/fusion/mptbase.c
index d8882b0a1338..845d1ef8abdf 100644
--- a/drivers/message/fusion/mptbase.c
+++ b/drivers/message/fusion/mptbase.c
@@ -4507,7 +4507,6 @@ PrimeIocFifos(MPT_ADAPTER *ioc)
dinitprintk(ioc, printk(MYIOC_s_DEBUG_FMT "Total alloc @ %p[%p], sz=%d[%x] bytes\n",
ioc->name, mem, (void *)(ulong)alloc_dma, total_size, total_size));
- memset(mem, 0, total_size);
ioc->alloc_total += total_size;
ioc->alloc = mem;
ioc->alloc_dma = alloc_dma;
--
2.11.0
^ permalink raw reply related [flat|nested] 2+ messages in thread
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2019-06-27 17:38 [PATCH 34/87] message: fusion: remove memset after pci_alloc_consistent in mptbase.c Fuqian Huang
2019-06-27 17:38 ` Fuqian Huang
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