From: Dan Williams <dan.j.williams@intel.com> To: linux-nvdimm@lists.01.org Cc: linux-kernel@vger.kernel.org Subject: [PATCH 1/3] libnvdimm: fix mode determination for e820 devices Date: Sat, 30 Jan 2016 10:42:08 -0800 [thread overview] Message-ID: <20160130184208.17558.35647.stgit@dwillia2-desk3.amr.corp.intel.com> (raw) In-Reply-To: <20160130184203.17558.30413.stgit@dwillia2-desk3.amr.corp.intel.com> Correctly display "safe" mode when a btt is established on a e820/memmap defined pmem namespace. Signed-off-by: Dan Williams <dan.j.williams@intel.com> --- drivers/nvdimm/namespace_devs.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/drivers/nvdimm/namespace_devs.c b/drivers/nvdimm/namespace_devs.c index 8ebfcaae3f5a..9edf7eb7d17c 100644 --- a/drivers/nvdimm/namespace_devs.c +++ b/drivers/nvdimm/namespace_devs.c @@ -1277,10 +1277,12 @@ static ssize_t mode_show(struct device *dev, device_lock(dev); claim = ndns->claim; - if (pmem_should_map_pages(dev) || (claim && is_nd_pfn(claim))) - mode = "memory"; - else if (claim && is_nd_btt(claim)) + if (claim && is_nd_btt(claim)) mode = "safe"; + else if (claim && is_nd_pfn(claim)) + mode = "memory"; + else if (!claim && pmem_should_map_pages(dev)) + mode = "memory"; else mode = "raw"; rc = sprintf(buf, "%s\n", mode);
WARNING: multiple messages have this Message-ID (diff)
From: Dan Williams <dan.j.williams@intel.com> To: linux-nvdimm@ml01.01.org Cc: linux-kernel@vger.kernel.org Subject: [PATCH 1/3] libnvdimm: fix mode determination for e820 devices Date: Sat, 30 Jan 2016 10:42:08 -0800 [thread overview] Message-ID: <20160130184208.17558.35647.stgit@dwillia2-desk3.amr.corp.intel.com> (raw) In-Reply-To: <20160130184203.17558.30413.stgit@dwillia2-desk3.amr.corp.intel.com> Correctly display "safe" mode when a btt is established on a e820/memmap defined pmem namespace. Signed-off-by: Dan Williams <dan.j.williams@intel.com> --- drivers/nvdimm/namespace_devs.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/drivers/nvdimm/namespace_devs.c b/drivers/nvdimm/namespace_devs.c index 8ebfcaae3f5a..9edf7eb7d17c 100644 --- a/drivers/nvdimm/namespace_devs.c +++ b/drivers/nvdimm/namespace_devs.c @@ -1277,10 +1277,12 @@ static ssize_t mode_show(struct device *dev, device_lock(dev); claim = ndns->claim; - if (pmem_should_map_pages(dev) || (claim && is_nd_pfn(claim))) - mode = "memory"; - else if (claim && is_nd_btt(claim)) + if (claim && is_nd_btt(claim)) mode = "safe"; + else if (claim && is_nd_pfn(claim)) + mode = "memory"; + else if (!claim && pmem_should_map_pages(dev)) + mode = "memory"; else mode = "raw"; rc = sprintf(buf, "%s\n", mode);
next prev parent reply other threads:[~2016-01-30 18:42 UTC|newest] Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top 2016-01-30 18:42 [PATCH 0/3] libnvdimm: fix memmap in pmem support Dan Williams 2016-01-30 18:42 ` Dan Williams 2016-01-30 18:42 ` Dan Williams [this message] 2016-01-30 18:42 ` [PATCH 1/3] libnvdimm: fix mode determination for e820 devices Dan Williams 2016-01-30 18:42 ` [PATCH 2/3] libnvdimm, pfn: fix restoring memmap location Dan Williams 2016-01-30 18:42 ` Dan Williams 2016-01-30 18:42 ` [PATCH 3/3] devm_memremap_pages: fix vmem_altmap lifetime + alignment handling Dan Williams 2016-01-30 18:42 ` Dan Williams
Reply instructions: You may reply publicly to this message via plain-text email using any one of the following methods: * Save the following mbox file, import it into your mail client, and reply-to-all from there: mbox Avoid top-posting and favor interleaved quoting: https://en.wikipedia.org/wiki/Posting_style#Interleaved_style * Reply using the --to, --cc, and --in-reply-to switches of git-send-email(1): git send-email \ --in-reply-to=20160130184208.17558.35647.stgit@dwillia2-desk3.amr.corp.intel.com \ --to=dan.j.williams@intel.com \ --cc=linux-kernel@vger.kernel.org \ --cc=linux-nvdimm@lists.01.org \ /path/to/YOUR_REPLY https://kernel.org/pub/software/scm/git/docs/git-send-email.html * If your mail client supports setting the In-Reply-To header via mailto: links, try the mailto: linkBe sure your reply has a Subject: header at the top and a blank line before the message body.
This is an external index of several public inboxes, see mirroring instructions on how to clone and mirror all data and code used by this external index.