From: Dan Williams <dan.j.williams@intel.com> To: akpm@linux-foundation.org Cc: mhocko@suse.com, Pavel Tatashin <pasha.tatashin@soleen.com>, David Hildenbrand <david@redhat.com>, linux-nvdimm@lists.01.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, osalvador@suse.de Subject: [PATCH v9 06/12] mm: Kill is_dev_zone() helper Date: Wed, 05 Jun 2019 14:58:32 -0700 [thread overview] Message-ID: <155977191260.2443951.15908146523735681570.stgit@dwillia2-desk3.amr.corp.intel.com> (raw) In-Reply-To: <155977186863.2443951.9036044808311959913.stgit@dwillia2-desk3.amr.corp.intel.com> Given there are no more usages of is_dev_zone() outside of 'ifdef CONFIG_ZONE_DEVICE' protection, kill off the compilation helper. Cc: Michal Hocko <mhocko@suse.com> Cc: Logan Gunthorpe <logang@deltatee.com> Acked-by: David Hildenbrand <david@redhat.com> Reviewed-by: Oscar Salvador <osalvador@suse.de> Reviewed-by: Pavel Tatashin <pasha.tatashin@soleen.com> Signed-off-by: Dan Williams <dan.j.williams@intel.com> --- include/linux/mmzone.h | 12 ------------ mm/page_alloc.c | 2 +- 2 files changed, 1 insertion(+), 13 deletions(-) diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h index 6dd52d544857..49e7fb452dfd 100644 --- a/include/linux/mmzone.h +++ b/include/linux/mmzone.h @@ -855,18 +855,6 @@ static inline int local_memory_node(int node_id) { return node_id; }; */ #define zone_idx(zone) ((zone) - (zone)->zone_pgdat->node_zones) -#ifdef CONFIG_ZONE_DEVICE -static inline bool is_dev_zone(const struct zone *zone) -{ - return zone_idx(zone) == ZONE_DEVICE; -} -#else -static inline bool is_dev_zone(const struct zone *zone) -{ - return false; -} -#endif - /* * Returns true if a zone has pages managed by the buddy allocator. * All the reclaim decisions have to use this function rather than diff --git a/mm/page_alloc.c b/mm/page_alloc.c index bd773efe5b82..5dff3f49a372 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -5865,7 +5865,7 @@ void __ref memmap_init_zone_device(struct zone *zone, unsigned long start = jiffies; int nid = pgdat->node_id; - if (WARN_ON_ONCE(!pgmap || !is_dev_zone(zone))) + if (WARN_ON_ONCE(!pgmap || zone_idx(zone) != ZONE_DEVICE)) return; /* _______________________________________________ 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: akpm@linux-foundation.org Cc: Michal Hocko <mhocko@suse.com>, Logan Gunthorpe <logang@deltatee.com>, David Hildenbrand <david@redhat.com>, Oscar Salvador <osalvador@suse.de>, Pavel Tatashin <pasha.tatashin@soleen.com>, linux-mm@kvack.org, linux-nvdimm@lists.01.org, linux-kernel@vger.kernel.org, osalvador@suse.de, mhocko@suse.com Subject: [PATCH v9 06/12] mm: Kill is_dev_zone() helper Date: Wed, 05 Jun 2019 14:58:32 -0700 [thread overview] Message-ID: <155977191260.2443951.15908146523735681570.stgit@dwillia2-desk3.amr.corp.intel.com> (raw) In-Reply-To: <155977186863.2443951.9036044808311959913.stgit@dwillia2-desk3.amr.corp.intel.com> Given there are no more usages of is_dev_zone() outside of 'ifdef CONFIG_ZONE_DEVICE' protection, kill off the compilation helper. Cc: Michal Hocko <mhocko@suse.com> Cc: Logan Gunthorpe <logang@deltatee.com> Acked-by: David Hildenbrand <david@redhat.com> Reviewed-by: Oscar Salvador <osalvador@suse.de> Reviewed-by: Pavel Tatashin <pasha.tatashin@soleen.com> Signed-off-by: Dan Williams <dan.j.williams@intel.com> --- include/linux/mmzone.h | 12 ------------ mm/page_alloc.c | 2 +- 2 files changed, 1 insertion(+), 13 deletions(-) diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h index 6dd52d544857..49e7fb452dfd 100644 --- a/include/linux/mmzone.h +++ b/include/linux/mmzone.h @@ -855,18 +855,6 @@ static inline int local_memory_node(int node_id) { return node_id; }; */ #define zone_idx(zone) ((zone) - (zone)->zone_pgdat->node_zones) -#ifdef CONFIG_ZONE_DEVICE -static inline bool is_dev_zone(const struct zone *zone) -{ - return zone_idx(zone) == ZONE_DEVICE; -} -#else -static inline bool is_dev_zone(const struct zone *zone) -{ - return false; -} -#endif - /* * Returns true if a zone has pages managed by the buddy allocator. * All the reclaim decisions have to use this function rather than diff --git a/mm/page_alloc.c b/mm/page_alloc.c index bd773efe5b82..5dff3f49a372 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -5865,7 +5865,7 @@ void __ref memmap_init_zone_device(struct zone *zone, unsigned long start = jiffies; int nid = pgdat->node_id; - if (WARN_ON_ONCE(!pgmap || !is_dev_zone(zone))) + if (WARN_ON_ONCE(!pgmap || zone_idx(zone) != ZONE_DEVICE)) return; /*
next prev parent reply other threads:[~2019-06-05 22:12 UTC|newest] Thread overview: 81+ messages / expand[flat|nested] mbox.gz Atom feed top 2019-06-05 21:57 [PATCH v9 00/12] mm: Sub-section memory hotplug support Dan Williams 2019-06-05 21:57 ` Dan Williams 2019-06-05 21:57 ` [PATCH v9 01/12] mm/sparsemem: Introduce struct mem_section_usage Dan Williams 2019-06-05 21:57 ` Dan Williams 2019-06-06 17:34 ` Oscar Salvador 2019-06-06 17:34 ` Oscar Salvador 2019-06-16 13:11 ` Wei Yang 2019-06-16 13:11 ` Wei Yang 2019-06-18 21:56 ` Dan Williams 2019-06-18 21:56 ` Dan Williams 2019-06-18 21:56 ` Dan Williams 2019-06-19 2:13 ` Wei Yang 2019-06-19 2:13 ` Wei Yang 2019-06-05 21:57 ` [PATCH v9 02/12] mm/sparsemem: Add helpers track active portions of a section at boot Dan Williams 2019-06-05 21:57 ` Dan Williams 2019-06-06 16:55 ` Oscar Salvador 2019-06-06 16:55 ` Oscar Salvador 2019-06-17 22:21 ` Wei Yang 2019-06-17 22:21 ` Wei Yang 2019-06-17 22:32 ` Dan Williams 2019-06-17 22:32 ` Dan Williams 2019-06-17 22:32 ` Dan Williams 2019-06-18 1:03 ` Wei Yang 2019-06-18 1:03 ` Wei Yang 2019-06-19 3:15 ` Dan Williams 2019-06-19 3:15 ` Dan Williams 2019-06-05 21:58 ` [PATCH v9 03/12] mm/hotplug: Prepare shrink_{zone, pgdat}_span for sub-section removal Dan Williams 2019-06-05 21:58 ` Dan Williams 2019-06-18 1:42 ` Wei Yang 2019-06-18 1:42 ` Wei Yang 2019-06-19 3:40 ` Dan Williams 2019-06-19 3:40 ` Dan Williams 2019-06-05 21:58 ` [PATCH v9 04/12] mm/sparsemem: Convert kmalloc_section_memmap() to populate_section_memmap() Dan Williams 2019-06-05 21:58 ` Dan Williams 2019-06-06 17:02 ` Oscar Salvador 2019-06-06 17:02 ` Oscar Salvador 2019-06-16 6:06 ` Aneesh Kumar K.V 2019-06-16 6:06 ` Aneesh Kumar K.V 2019-06-05 21:58 ` [PATCH v9 05/12] mm/hotplug: Kill is_dev_zone() usage in __remove_pages() Dan Williams 2019-06-05 21:58 ` Dan Williams 2019-06-05 21:58 ` Dan Williams [this message] 2019-06-05 21:58 ` [PATCH v9 06/12] mm: Kill is_dev_zone() helper Dan Williams 2019-06-18 3:35 ` Wei Yang 2019-06-18 3:35 ` Wei Yang 2019-06-05 21:58 ` [PATCH v9 07/12] mm/sparsemem: Prepare for sub-section ranges Dan Williams 2019-06-05 21:58 ` Dan Williams 2019-06-06 17:21 ` Oscar Salvador 2019-06-06 17:21 ` Oscar Salvador 2019-06-06 18:16 ` Dan Williams 2019-06-06 18:16 ` Dan Williams 2019-06-06 18:16 ` Dan Williams 2019-06-14 8:39 ` David Hildenbrand 2019-06-14 8:39 ` David Hildenbrand 2019-06-05 21:58 ` [PATCH v9 08/12] mm/sparsemem: Support sub-section hotplug Dan Williams 2019-06-05 21:58 ` Dan Williams 2019-06-07 8:33 ` Oscar Salvador 2019-06-07 15:38 ` Dan Williams 2019-06-07 15:38 ` Dan Williams 2019-06-07 15:38 ` Dan Williams 2019-06-07 21:41 ` Oscar Salvador 2019-06-07 21:41 ` Oscar Salvador 2019-06-05 21:58 ` [PATCH v9 09/12] mm: Document ZONE_DEVICE memory-model implications Dan Williams 2019-06-05 21:58 ` Dan Williams 2019-06-05 21:58 ` [PATCH v9 10/12] mm/devm_memremap_pages: Enable sub-section remap Dan Williams 2019-06-05 21:58 ` Dan Williams 2019-06-07 8:56 ` Oscar Salvador 2019-06-07 8:56 ` Oscar Salvador 2019-06-16 7:49 ` Aneesh Kumar K.V 2019-06-05 21:58 ` [PATCH v9 11/12] libnvdimm/pfn: Fix fsdax-mode namespace info-block zero-fields Dan Williams 2019-06-05 21:58 ` Dan Williams 2019-06-06 21:46 ` Andrew Morton 2019-06-06 21:46 ` Andrew Morton 2019-06-06 22:06 ` Dan Williams 2019-06-06 22:06 ` Dan Williams 2019-06-06 22:06 ` Dan Williams 2019-06-07 19:54 ` Andrew Morton 2019-06-07 20:09 ` Dan Williams 2019-06-07 20:09 ` Dan Williams 2019-06-12 9:41 ` Aneesh Kumar K.V 2019-06-05 21:59 ` [PATCH v9 12/12] libnvdimm/pfn: Stop padding pmem namespaces to section alignment Dan Williams 2019-06-05 21:59 ` Dan Williams
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