From: David Hildenbrand <david@redhat.com>
To: linux-kernel@vger.kernel.org
Cc: linux-s390@vger.kernel.org, Michal Hocko <mhocko@suse.com>,
linux-ia64@vger.kernel.org,
Pavel Tatashin <pasha.tatashin@soleen.com>,
linux-sh@vger.kernel.org, David Hildenbrand <david@redhat.com>,
linux-mm@kvack.org, Wei Yang <richardw.yang@linux.intel.com>,
Andrew Morton <akpm@linux-foundation.org>,
linuxppc-dev@lists.ozlabs.org,
Dan Williams <dan.j.williams@intel.com>,
linux-arm-kernel@lists.infradead.org,
Oscar Salvador <osalvador@suse.de>
Subject: [PATCH v5 07/10] mm/memory_hotplug: We always have a zone in find_(smallest|biggest)_section_pfn
Date: Tue, 01 Oct 2019 14:40:08 +0000 [thread overview]
Message-ID: <20191001144011.3801-8-david@redhat.com> (raw)
In-Reply-To: <20191001144011.3801-1-david@redhat.com>
With shrink_pgdat_span() out of the way, we now always have a valid
zone.
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Oscar Salvador <osalvador@suse.de>
Cc: David Hildenbrand <david@redhat.com>
Cc: Michal Hocko <mhocko@suse.com>
Cc: Pavel Tatashin <pasha.tatashin@soleen.com>
Cc: Dan Williams <dan.j.williams@intel.com>
Cc: Wei Yang <richardw.yang@linux.intel.com>
Signed-off-by: David Hildenbrand <david@redhat.com>
---
mm/memory_hotplug.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c
index 640309236a58..273833612774 100644
--- a/mm/memory_hotplug.c
+++ b/mm/memory_hotplug.c
@@ -337,7 +337,7 @@ static unsigned long find_smallest_section_pfn(int nid, struct zone *zone,
if (unlikely(pfn_to_nid(start_pfn) != nid))
continue;
- if (zone && zone != page_zone(pfn_to_page(start_pfn)))
+ if (zone != page_zone(pfn_to_page(start_pfn)))
continue;
return start_pfn;
@@ -362,7 +362,7 @@ static unsigned long find_biggest_section_pfn(int nid, struct zone *zone,
if (unlikely(pfn_to_nid(pfn) != nid))
continue;
- if (zone && zone != page_zone(pfn_to_page(pfn)))
+ if (zone != page_zone(pfn_to_page(pfn)))
continue;
return pfn;
--
2.21.0
WARNING: multiple messages have this Message-ID (diff)
From: David Hildenbrand <david@redhat.com>
To: linux-kernel@vger.kernel.org
Cc: linux-mm@kvack.org, linux-arm-kernel@lists.infradead.org,
linux-ia64@vger.kernel.org, linuxppc-dev@lists.ozlabs.org,
linux-s390@vger.kernel.org, linux-sh@vger.kernel.org,
David Hildenbrand <david@redhat.com>,
Andrew Morton <akpm@linux-foundation.org>,
Oscar Salvador <osalvador@suse.de>,
Michal Hocko <mhocko@suse.com>,
Pavel Tatashin <pasha.tatashin@soleen.com>,
Dan Williams <dan.j.williams@intel.com>,
Wei Yang <richardw.yang@linux.intel.com>
Subject: [PATCH v5 07/10] mm/memory_hotplug: We always have a zone in find_(smallest|biggest)_section_pfn
Date: Tue, 1 Oct 2019 16:40:08 +0200 [thread overview]
Message-ID: <20191001144011.3801-8-david@redhat.com> (raw)
In-Reply-To: <20191001144011.3801-1-david@redhat.com>
With shrink_pgdat_span() out of the way, we now always have a valid
zone.
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Oscar Salvador <osalvador@suse.de>
Cc: David Hildenbrand <david@redhat.com>
Cc: Michal Hocko <mhocko@suse.com>
Cc: Pavel Tatashin <pasha.tatashin@soleen.com>
Cc: Dan Williams <dan.j.williams@intel.com>
Cc: Wei Yang <richardw.yang@linux.intel.com>
Signed-off-by: David Hildenbrand <david@redhat.com>
---
mm/memory_hotplug.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c
index 640309236a58..273833612774 100644
--- a/mm/memory_hotplug.c
+++ b/mm/memory_hotplug.c
@@ -337,7 +337,7 @@ static unsigned long find_smallest_section_pfn(int nid, struct zone *zone,
if (unlikely(pfn_to_nid(start_pfn) != nid))
continue;
- if (zone && zone != page_zone(pfn_to_page(start_pfn)))
+ if (zone != page_zone(pfn_to_page(start_pfn)))
continue;
return start_pfn;
@@ -362,7 +362,7 @@ static unsigned long find_biggest_section_pfn(int nid, struct zone *zone,
if (unlikely(pfn_to_nid(pfn) != nid))
continue;
- if (zone && zone != page_zone(pfn_to_page(pfn)))
+ if (zone != page_zone(pfn_to_page(pfn)))
continue;
return pfn;
--
2.21.0
WARNING: multiple messages have this Message-ID (diff)
From: David Hildenbrand <david@redhat.com>
To: linux-kernel@vger.kernel.org
Cc: linux-s390@vger.kernel.org, Michal Hocko <mhocko@suse.com>,
linux-ia64@vger.kernel.org,
Pavel Tatashin <pasha.tatashin@soleen.com>,
linux-sh@vger.kernel.org, David Hildenbrand <david@redhat.com>,
linux-mm@kvack.org, Wei Yang <richardw.yang@linux.intel.com>,
Andrew Morton <akpm@linux-foundation.org>,
linuxppc-dev@lists.ozlabs.org,
Dan Williams <dan.j.williams@intel.com>,
linux-arm-kernel@lists.infradead.org,
Oscar Salvador <osalvador@suse.de>
Subject: [PATCH v5 07/10] mm/memory_hotplug: We always have a zone in find_(smallest|biggest)_section_pfn
Date: Tue, 1 Oct 2019 16:40:08 +0200 [thread overview]
Message-ID: <20191001144011.3801-8-david@redhat.com> (raw)
In-Reply-To: <20191001144011.3801-1-david@redhat.com>
With shrink_pgdat_span() out of the way, we now always have a valid
zone.
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Oscar Salvador <osalvador@suse.de>
Cc: David Hildenbrand <david@redhat.com>
Cc: Michal Hocko <mhocko@suse.com>
Cc: Pavel Tatashin <pasha.tatashin@soleen.com>
Cc: Dan Williams <dan.j.williams@intel.com>
Cc: Wei Yang <richardw.yang@linux.intel.com>
Signed-off-by: David Hildenbrand <david@redhat.com>
---
mm/memory_hotplug.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c
index 640309236a58..273833612774 100644
--- a/mm/memory_hotplug.c
+++ b/mm/memory_hotplug.c
@@ -337,7 +337,7 @@ static unsigned long find_smallest_section_pfn(int nid, struct zone *zone,
if (unlikely(pfn_to_nid(start_pfn) != nid))
continue;
- if (zone && zone != page_zone(pfn_to_page(start_pfn)))
+ if (zone != page_zone(pfn_to_page(start_pfn)))
continue;
return start_pfn;
@@ -362,7 +362,7 @@ static unsigned long find_biggest_section_pfn(int nid, struct zone *zone,
if (unlikely(pfn_to_nid(pfn) != nid))
continue;
- if (zone && zone != page_zone(pfn_to_page(pfn)))
+ if (zone != page_zone(pfn_to_page(pfn)))
continue;
return pfn;
--
2.21.0
WARNING: multiple messages have this Message-ID (diff)
From: David Hildenbrand <david@redhat.com>
To: linux-kernel@vger.kernel.org
Cc: linux-s390@vger.kernel.org, Michal Hocko <mhocko@suse.com>,
linux-ia64@vger.kernel.org,
Pavel Tatashin <pasha.tatashin@soleen.com>,
linux-sh@vger.kernel.org, David Hildenbrand <david@redhat.com>,
linux-mm@kvack.org, Wei Yang <richardw.yang@linux.intel.com>,
Andrew Morton <akpm@linux-foundation.org>,
linuxppc-dev@lists.ozlabs.org,
Dan Williams <dan.j.williams@intel.com>,
linux-arm-kernel@lists.infradead.org,
Oscar Salvador <osalvador@suse.de>
Subject: [PATCH v5 07/10] mm/memory_hotplug: We always have a zone in find_(smallest|biggest)_section_pfn
Date: Tue, 1 Oct 2019 16:40:08 +0200 [thread overview]
Message-ID: <20191001144011.3801-8-david@redhat.com> (raw)
In-Reply-To: <20191001144011.3801-1-david@redhat.com>
With shrink_pgdat_span() out of the way, we now always have a valid
zone.
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Oscar Salvador <osalvador@suse.de>
Cc: David Hildenbrand <david@redhat.com>
Cc: Michal Hocko <mhocko@suse.com>
Cc: Pavel Tatashin <pasha.tatashin@soleen.com>
Cc: Dan Williams <dan.j.williams@intel.com>
Cc: Wei Yang <richardw.yang@linux.intel.com>
Signed-off-by: David Hildenbrand <david@redhat.com>
---
mm/memory_hotplug.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c
index 640309236a58..273833612774 100644
--- a/mm/memory_hotplug.c
+++ b/mm/memory_hotplug.c
@@ -337,7 +337,7 @@ static unsigned long find_smallest_section_pfn(int nid, struct zone *zone,
if (unlikely(pfn_to_nid(start_pfn) != nid))
continue;
- if (zone && zone != page_zone(pfn_to_page(start_pfn)))
+ if (zone != page_zone(pfn_to_page(start_pfn)))
continue;
return start_pfn;
@@ -362,7 +362,7 @@ static unsigned long find_biggest_section_pfn(int nid, struct zone *zone,
if (unlikely(pfn_to_nid(pfn) != nid))
continue;
- if (zone && zone != page_zone(pfn_to_page(pfn)))
+ if (zone != page_zone(pfn_to_page(pfn)))
continue;
return pfn;
--
2.21.0
_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2019-10-01 14:40 UTC|newest]
Thread overview: 90+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-10-01 14:40 [PATCH v5 00/10] mm/memory_hotplug: Shrink zones before removing memory David Hildenbrand
2019-10-01 14:40 ` David Hildenbrand
2019-10-01 14:40 ` [PATCH v5 01/10] mm/memunmap: Use the correct start and end pfn when removing pages from zone David Hildenbrand
2019-10-01 14:40 ` David Hildenbrand
2019-10-01 14:40 ` David Hildenbrand
2019-10-01 14:40 ` David Hildenbrand
2019-10-01 14:57 ` David Hildenbrand
2019-10-01 14:57 ` David Hildenbrand
2019-10-01 14:57 ` David Hildenbrand
2019-10-01 14:57 ` David Hildenbrand
2019-10-01 15:03 ` David Hildenbrand
2019-10-01 15:03 ` David Hildenbrand
2019-10-01 15:03 ` David Hildenbrand
2019-10-01 15:03 ` David Hildenbrand
2019-10-03 16:48 ` Aneesh Kumar K.V
2019-10-03 16:48 ` Aneesh Kumar K.V
2019-10-03 16:48 ` Aneesh Kumar K.V
2019-10-03 16:48 ` Aneesh Kumar K.V
2019-10-03 16:48 ` Aneesh Kumar K.V
2019-10-04 9:00 ` David Hildenbrand
2019-10-04 9:00 ` David Hildenbrand
2019-10-04 9:00 ` David Hildenbrand
2019-10-04 9:00 ` David Hildenbrand
2019-10-04 9:03 ` David Hildenbrand
2019-10-04 9:03 ` David Hildenbrand
2019-10-04 9:03 ` David Hildenbrand
2019-10-04 9:03 ` David Hildenbrand
2019-10-04 9:33 ` David Hildenbrand
2019-10-04 9:33 ` David Hildenbrand
2019-10-04 9:33 ` David Hildenbrand
2019-10-04 9:33 ` David Hildenbrand
2019-10-05 6:13 ` Aneesh Kumar K.V
2019-10-05 6:25 ` Aneesh Kumar K.V
2019-10-05 6:13 ` Aneesh Kumar K.V
2019-10-05 6:13 ` Aneesh Kumar K.V
2019-10-06 8:13 ` David Hildenbrand
2019-10-06 8:13 ` David Hildenbrand
2019-10-06 8:13 ` David Hildenbrand
2019-10-06 8:13 ` David Hildenbrand
2019-10-01 14:40 ` [PATCH v5 02/10] mm/memmap_init: Update variable name in memmap_init_zone David Hildenbrand
2019-10-01 14:40 ` David Hildenbrand
2019-10-01 14:40 ` David Hildenbrand
2019-10-01 14:40 ` David Hildenbrand
2019-10-01 14:40 ` [PATCH v5 03/10] mm/memory_hotplug: Don't access uninitialized memmaps in shrink_pgdat_span() David Hildenbrand
2019-10-01 14:40 ` David Hildenbrand
2019-10-01 14:40 ` David Hildenbrand
2019-10-01 14:40 ` David Hildenbrand
2019-10-01 14:40 ` [PATCH v5 04/10] mm/memory_hotplug: Don't access uninitialized memmaps in shrink_zone_span() David Hildenbrand
2019-10-01 14:40 ` David Hildenbrand
2019-10-01 14:40 ` David Hildenbrand
2019-10-01 14:40 ` David Hildenbrand
2019-10-01 23:47 ` kbuild test robot
2019-10-01 23:47 ` kbuild test robot
2019-10-01 23:47 ` kbuild test robot
2019-10-01 23:47 ` kbuild test robot
2019-10-01 23:47 ` kbuild test robot
2019-10-01 23:47 ` kbuild test robot
2019-10-02 0:06 ` kbuild test robot
2019-10-02 0:06 ` kbuild test robot
2019-10-02 0:06 ` kbuild test robot
2019-10-02 0:06 ` kbuild test robot
2019-10-02 0:06 ` kbuild test robot
2019-10-02 0:06 ` kbuild test robot
2019-10-02 7:05 ` David Hildenbrand
2019-10-02 7:05 ` David Hildenbrand
2019-10-02 7:05 ` David Hildenbrand
2019-10-02 7:05 ` David Hildenbrand
2019-10-02 7:05 ` David Hildenbrand
2019-10-01 14:40 ` [PATCH v5 05/10] mm/memory_hotplug: Shrink zones when offlining memory David Hildenbrand
2019-10-01 14:40 ` David Hildenbrand
2019-10-01 14:40 ` [PATCH v5 06/10] mm/memory_hotplug: Poison memmap in remove_pfn_range_from_zone() David Hildenbrand
2019-10-01 14:40 ` David Hildenbrand
2019-10-01 14:40 ` David Hildenbrand
2019-10-01 14:40 ` David Hildenbrand
2019-10-01 14:40 ` David Hildenbrand [this message]
2019-10-01 14:40 ` [PATCH v5 07/10] mm/memory_hotplug: We always have a zone in find_(smallest|biggest)_section_pfn David Hildenbrand
2019-10-01 14:40 ` David Hildenbrand
2019-10-01 14:40 ` David Hildenbrand
2019-10-01 14:40 ` [PATCH v5 08/10] mm/memory_hotplug: Don't check for "all holes" in shrink_zone_span() David Hildenbrand
2019-10-01 14:40 ` David Hildenbrand
2019-10-01 14:40 ` David Hildenbrand
2019-10-01 14:40 ` David Hildenbrand
2019-10-01 14:40 ` [PATCH v5 09/10] mm/memory_hotplug: Drop local variables " David Hildenbrand
2019-10-01 14:40 ` David Hildenbrand
2019-10-01 14:40 ` David Hildenbrand
2019-10-01 14:40 ` David Hildenbrand
2019-10-01 14:40 ` [PATCH v5 10/10] mm/memory_hotplug: Cleanup __remove_pages() David Hildenbrand
2019-10-01 14:40 ` David Hildenbrand
2019-10-01 14:40 ` David Hildenbrand
2019-10-01 14:40 ` David Hildenbrand
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