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From: Dan Williams <dan.j.williams@intel.com>
To: linux-nvdimm@lists.01.org
Cc: linux-fsdevel@vger.kernel.org, tony.luck@intel.com, hch@lst.de,
	linux-kernel@vger.kernel.org
Subject: [PATCH v3 8/9] pmem: switch to copy_to_iter_mcsafe()
Date: Thu, 03 May 2018 17:06:47 -0700	[thread overview]
Message-ID: <152539240757.31796.14176557943876214824.stgit@dwillia2-desk3.amr.corp.intel.com> (raw)
In-Reply-To: <152539236455.31796.7516599166555186700.stgit@dwillia2-desk3.amr.corp.intel.com>

Use the machine check safe version of copy_to_iter() for the
->copy_to_iter() operation published by the pmem driver.

Signed-off-by: Dan Williams <dan.j.williams@intel.com>
---
 drivers/nvdimm/pmem.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/nvdimm/pmem.c b/drivers/nvdimm/pmem.c
index 1b8ab48365de..6d3da8c92868 100644
--- a/drivers/nvdimm/pmem.c
+++ b/drivers/nvdimm/pmem.c
@@ -267,7 +267,7 @@ static size_t pmem_copy_from_iter(struct dax_device *dax_dev, pgoff_t pgoff,
 static size_t pmem_copy_to_iter(struct dax_device *dax_dev, pgoff_t pgoff,
 		void *addr, size_t bytes, struct iov_iter *i)
 {
-	return copy_to_iter(addr, bytes, i);
+	return copy_to_iter_mcsafe(addr, bytes, i);
 }
 
 static const struct dax_operations pmem_dax_ops = {

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WARNING: multiple messages have this Message-ID (diff)
From: Dan Williams <dan.j.williams@intel.com>
To: linux-nvdimm@lists.01.org
Cc: hch@lst.de, linux-kernel@vger.kernel.org, tony.luck@intel.com,
	linux-fsdevel@vger.kernel.org
Subject: [PATCH v3 8/9] pmem: switch to copy_to_iter_mcsafe()
Date: Thu, 03 May 2018 17:06:47 -0700	[thread overview]
Message-ID: <152539240757.31796.14176557943876214824.stgit@dwillia2-desk3.amr.corp.intel.com> (raw)
In-Reply-To: <152539236455.31796.7516599166555186700.stgit@dwillia2-desk3.amr.corp.intel.com>

Use the machine check safe version of copy_to_iter() for the
->copy_to_iter() operation published by the pmem driver.

Signed-off-by: Dan Williams <dan.j.williams@intel.com>
---
 drivers/nvdimm/pmem.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/nvdimm/pmem.c b/drivers/nvdimm/pmem.c
index 1b8ab48365de..6d3da8c92868 100644
--- a/drivers/nvdimm/pmem.c
+++ b/drivers/nvdimm/pmem.c
@@ -267,7 +267,7 @@ static size_t pmem_copy_from_iter(struct dax_device *dax_dev, pgoff_t pgoff,
 static size_t pmem_copy_to_iter(struct dax_device *dax_dev, pgoff_t pgoff,
 		void *addr, size_t bytes, struct iov_iter *i)
 {
-	return copy_to_iter(addr, bytes, i);
+	return copy_to_iter_mcsafe(addr, bytes, i);
 }
 
 static const struct dax_operations pmem_dax_ops = {

  parent reply	other threads:[~2018-05-04  0:16 UTC|newest]

Thread overview: 34+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-05-04  0:06 [PATCH v3 0/9] Series short description Dan Williams
2018-05-04  0:06 ` Dan Williams
2018-05-04  0:06 ` [PATCH v3 1/9] x86, memcpy_mcsafe: remove loop unrolling Dan Williams
2018-05-04  0:06   ` Dan Williams
2018-05-04  0:06 ` [PATCH v3 2/9] x86, memcpy_mcsafe: add labels for write fault handling Dan Williams
2018-05-04  0:06   ` Dan Williams
2018-05-04  0:06 ` [PATCH v3 3/9] x86, memcpy_mcsafe: return bytes remaining Dan Williams
2018-05-04  0:06   ` Dan Williams
2018-05-04  0:06 ` [PATCH v3 4/9] x86, memcpy_mcsafe: add write-protection-fault handling Dan Williams
2018-05-04  0:06   ` Dan Williams
2018-05-04  0:06 ` [PATCH v3 5/9] x86, memcpy_mcsafe: define copy_to_iter_mcsafe() Dan Williams
2018-05-04  0:06   ` Dan Williams
2018-05-04  0:06 ` [PATCH v3 6/9] dax: introduce a ->copy_to_iter dax operation Dan Williams
2018-05-04  0:06   ` Dan Williams
2018-05-23 16:13   ` Ross Zwisler
2018-05-23 16:13     ` Ross Zwisler
2018-05-04  0:06 ` [PATCH v3 7/9] dax: report bytes remaining in dax_iomap_actor() Dan Williams
2018-05-04  0:06   ` Dan Williams
2018-05-23 16:34   ` Ross Zwisler
2018-05-23 16:34     ` Ross Zwisler
2018-05-23 16:39     ` Dan Williams
2018-05-23 16:39       ` Dan Williams
2018-05-23 16:47       ` Ross Zwisler
2018-05-23 16:47         ` Ross Zwisler
2018-05-23 16:53         ` Dan Williams
2018-05-23 16:53           ` Dan Williams
2018-05-23 17:04           ` Ross Zwisler
2018-05-23 17:04             ` Ross Zwisler
2018-05-04  0:06 ` Dan Williams [this message]
2018-05-04  0:06   ` [PATCH v3 8/9] pmem: switch to copy_to_iter_mcsafe() Dan Williams
2018-05-23 16:35   ` Ross Zwisler
2018-05-23 16:35     ` Ross Zwisler
2018-05-04  0:06 ` [PATCH v3 9/9] x86, nfit_test: unit test for memcpy_mcsafe() Dan Williams
2018-05-04  0:06   ` Dan Williams

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