From: Dan Williams <dan.j.williams@intel.com> To: linux-nvdimm@lists.01.org Cc: linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 5/7] libnvdimm/pfn: Remove dax_label_reserve Date: Tue, 12 Feb 2019 13:25:06 -0800 [thread overview] Message-ID: <155000670671.348031.8414677031368179860.stgit@dwillia2-desk3.amr.corp.intel.com> (raw) In-Reply-To: <155000668075.348031.9371497273408112600.stgit@dwillia2-desk3.amr.corp.intel.com> The reserve was for an abandoned effort to add label (partitioning support) to device-dax instances. Remove it. Signed-off-by: Dan Williams <dan.j.williams@intel.com> --- drivers/nvdimm/pfn_devs.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/drivers/nvdimm/pfn_devs.c b/drivers/nvdimm/pfn_devs.c index 108f9f7ed064..110699f4c3e4 100644 --- a/drivers/nvdimm/pfn_devs.c +++ b/drivers/nvdimm/pfn_devs.c @@ -696,7 +696,6 @@ static void trim_pfn_device(struct nd_pfn *nd_pfn, u32 *start_pad, u32 *end_trun static int nd_pfn_init(struct nd_pfn *nd_pfn) { - u32 dax_label_reserve = is_nd_dax(&nd_pfn->dev) ? SZ_128K : 0; struct nd_namespace_common *ndns = nd_pfn->ndns; struct nd_namespace_io *nsio = to_nd_namespace_io(&ndns->dev); u32 start_pad, end_trunc, reserve = info_block_reserve(); @@ -754,11 +753,10 @@ static int nd_pfn_init(struct nd_pfn *nd_pfn) * when populating the vmemmap. This *should* be equal to * PMD_SIZE for most architectures. */ - offset = ALIGN(start + reserve + 64 * npfns + dax_label_reserve, + offset = ALIGN(start + reserve + 64 * npfns, max(nd_pfn->align, PMD_SIZE)) - start; } else if (nd_pfn->mode == PFN_MODE_RAM) - offset = ALIGN(start + reserve + dax_label_reserve, - nd_pfn->align) - start; + offset = ALIGN(start + reserve, nd_pfn->align) - start; else return -ENXIO; _______________________________________________ Linux-nvdimm mailing list Linux-nvdimm@lists.01.org https://lists.01.org/mailman/listinfo/linux-nvdimm
WARNING: multiple messages have this Message-ID (diff)
From: Dan Williams <dan.j.williams@intel.com> To: linux-nvdimm@lists.01.org Cc: linux-kernel@vger.kernel.org, vishal.l.verma@intel.com, linux-fsdevel@vger.kernel.org Subject: [PATCH 5/7] libnvdimm/pfn: Remove dax_label_reserve Date: Tue, 12 Feb 2019 13:25:06 -0800 [thread overview] Message-ID: <155000670671.348031.8414677031368179860.stgit@dwillia2-desk3.amr.corp.intel.com> (raw) In-Reply-To: <155000668075.348031.9371497273408112600.stgit@dwillia2-desk3.amr.corp.intel.com> The reserve was for an abandoned effort to add label (partitioning support) to device-dax instances. Remove it. Signed-off-by: Dan Williams <dan.j.williams@intel.com> --- drivers/nvdimm/pfn_devs.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/drivers/nvdimm/pfn_devs.c b/drivers/nvdimm/pfn_devs.c index 108f9f7ed064..110699f4c3e4 100644 --- a/drivers/nvdimm/pfn_devs.c +++ b/drivers/nvdimm/pfn_devs.c @@ -696,7 +696,6 @@ static void trim_pfn_device(struct nd_pfn *nd_pfn, u32 *start_pad, u32 *end_trun static int nd_pfn_init(struct nd_pfn *nd_pfn) { - u32 dax_label_reserve = is_nd_dax(&nd_pfn->dev) ? SZ_128K : 0; struct nd_namespace_common *ndns = nd_pfn->ndns; struct nd_namespace_io *nsio = to_nd_namespace_io(&ndns->dev); u32 start_pad, end_trunc, reserve = info_block_reserve(); @@ -754,11 +753,10 @@ static int nd_pfn_init(struct nd_pfn *nd_pfn) * when populating the vmemmap. This *should* be equal to * PMD_SIZE for most architectures. */ - offset = ALIGN(start + reserve + 64 * npfns + dax_label_reserve, + offset = ALIGN(start + reserve + 64 * npfns, max(nd_pfn->align, PMD_SIZE)) - start; } else if (nd_pfn->mode == PFN_MODE_RAM) - offset = ALIGN(start + reserve + dax_label_reserve, - nd_pfn->align) - start; + offset = ALIGN(start + reserve, nd_pfn->align) - start; else return -ENXIO;
next prev parent reply other threads:[~2019-02-12 21:37 UTC|newest] Thread overview: 43+ messages / expand[flat|nested] mbox.gz Atom feed top 2019-02-12 21:24 [PATCH 0/7] libnvdimm/pfn: Fix section-alignment padding Dan Williams 2019-02-12 21:24 ` Dan Williams 2019-02-12 21:24 ` [PATCH 1/7] libnvdimm/pfn: Account for PAGE_SIZE > info-block-size in nd_pfn_init() Dan Williams 2019-02-12 21:24 ` Dan Williams 2019-02-12 21:24 ` [PATCH 2/7] libnvdimm/pmem: Honor force_raw for legacy pmem regions Dan Williams 2019-02-12 21:24 ` Dan Williams [not found] ` <155000669130.348031.13764885263577554365.stgit-p8uTFz9XbKj2zm6wflaqv1nYeNYlB/vhral2JQCrhuEAvxtiuMwx3w@public.gmane.org> 2019-02-15 15:48 ` Sasha Levin 2019-02-18 21:14 ` Sasha Levin 2019-02-12 21:24 ` [PATCH 3/7] dax: Check the end of the block-device capacity with dax_direct_access() Dan Williams 2019-02-12 21:24 ` Dan Williams 2019-02-13 10:22 ` Jan Kara 2019-02-13 10:22 ` Jan Kara 2019-02-13 16:49 ` Dan Williams 2019-02-13 16:49 ` Dan Williams 2019-02-21 5:15 ` [PATCH v2] " Dan Williams 2019-02-21 5:15 ` Dan Williams 2019-02-12 21:25 ` [PATCH 4/7] libnvdimm/pfn: Introduce super-block minimum version requirements Dan Williams 2019-02-12 21:25 ` Dan Williams 2019-02-12 21:25 ` Dan Williams [this message] 2019-02-12 21:25 ` [PATCH 5/7] libnvdimm/pfn: Remove dax_label_reserve Dan Williams 2019-02-12 21:25 ` [PATCH 6/7] libnvdimm/pfn: Introduce 'struct pfn_map_info' Dan Williams 2019-02-12 21:25 ` Dan Williams 2019-02-12 21:25 ` [PATCH 7/7] libnvdimm/pfn: Fix 'start_pad' implementation Dan Williams 2019-02-12 21:25 ` Dan Williams 2019-02-21 23:47 ` Jeff Moyer 2019-02-21 23:47 ` Jeff Moyer 2019-02-22 3:58 ` Dan Williams 2019-02-22 3:58 ` Dan Williams 2019-02-22 3:58 ` Dan Williams 2019-02-22 15:42 ` Jeff Moyer 2019-02-22 15:42 ` Jeff Moyer 2019-02-22 17:12 ` Dan Williams 2019-02-22 17:12 ` Dan Williams 2019-02-22 17:12 ` Dan Williams 2019-02-22 17:21 ` Jeff Moyer 2019-02-22 17:21 ` Jeff Moyer 2019-02-22 17:21 ` Jeff Moyer 2019-02-20 17:11 ` [PATCH 0/7] libnvdimm/pfn: Fix section-alignment padding Dan Williams 2019-02-20 17:11 ` Dan Williams 2019-02-20 17:19 ` Johannes Thumshirn 2019-02-20 17:19 ` Johannes Thumshirn 2019-02-20 17:45 ` Jeff Moyer 2019-02-20 17:45 ` Jeff Moyer
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=155000670671.348031.8414677031368179860.stgit@dwillia2-desk3.amr.corp.intel.com \ --to=dan.j.williams@intel.com \ --cc=linux-fsdevel@vger.kernel.org \ --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.