| Message ID | 20210126115829.10909-1-david@redhat.com (mailing list archive) |
|---|---|
| State | Accepted |
| Commit | 26011267e1a7ddaab50b5f81b402ca3e7fc2887c |
| Headers | show |
| Series | [v1] mm/memory_hotplug: MEMHP_MERGE_RESOURCE -> MHP_MERGE_RESOURCE | expand |
On 2021/1/26 19:58, David Hildenbrand wrote: > Let's make "MEMHP_MERGE_RESOURCE" consistent with "MHP_NONE", "mhp_t" and > "mhp_flags". As discussed recently [1], "mhp" is our internal > acronym for memory hotplug now. > > [1] https://lore.kernel.org/linux-mm/c37de2d0-28a1-4f7d-f944-cfd7d81c334d@redhat.com/ > > Cc: Andrew Morton <akpm@linux-foundation.org> > Cc: "K. Y. Srinivasan" <kys@microsoft.com> > Cc: Haiyang Zhang <haiyangz@microsoft.com> > Cc: Stephen Hemminger <sthemmin@microsoft.com> > Cc: Wei Liu <wei.liu@kernel.org> > Cc: "Michael S. Tsirkin" <mst@redhat.com> > Cc: Jason Wang <jasowang@redhat.com> > Cc: Boris Ostrovsky <boris.ostrovsky@oracle.com> > Cc: Juergen Gross <jgross@suse.com> > Cc: Stefano Stabellini <sstabellini@kernel.org> > Cc: Pankaj Gupta <pankaj.gupta.linux@gmail.com> > Cc: Michal Hocko <mhocko@kernel.org> > Cc: Oscar Salvador <osalvador@suse.de> > Cc: Anshuman Khandual <anshuman.khandual@arm.com> > Cc: Wei Yang <richard.weiyang@linux.alibaba.com> > Cc: linux-hyperv@vger.kernel.org > Cc: virtualization@lists.linux-foundation.org > Cc: xen-devel@lists.xenproject.org> Signed-off-by: David Hildenbrand <david@redhat.com> Reviewed-by: Miaohe Lin <linmiaohe@huawei.com> > --- > drivers/hv/hv_balloon.c | 2 +- > drivers/virtio/virtio_mem.c | 2 +- > drivers/xen/balloon.c | 2 +- > include/linux/memory_hotplug.h | 2 +- > mm/memory_hotplug.c | 2 +- > 5 files changed, 5 insertions(+), 5 deletions(-) > > diff --git a/drivers/hv/hv_balloon.c b/drivers/hv/hv_balloon.c > index 8c471823a5af..2f776d78e3c1 100644 > --- a/drivers/hv/hv_balloon.c > +++ b/drivers/hv/hv_balloon.c > @@ -726,7 +726,7 @@ static void hv_mem_hot_add(unsigned long start, unsigned long size, > > nid = memory_add_physaddr_to_nid(PFN_PHYS(start_pfn)); > ret = add_memory(nid, PFN_PHYS((start_pfn)), > - (HA_CHUNK << PAGE_SHIFT), MEMHP_MERGE_RESOURCE); > + (HA_CHUNK << PAGE_SHIFT), MHP_MERGE_RESOURCE); > > if (ret) { > pr_err("hot_add memory failed error is %d\n", ret); > diff --git a/drivers/virtio/virtio_mem.c b/drivers/virtio/virtio_mem.c > index 85a272c9978e..148bea39b09a 100644 > --- a/drivers/virtio/virtio_mem.c > +++ b/drivers/virtio/virtio_mem.c > @@ -623,7 +623,7 @@ static int virtio_mem_add_memory(struct virtio_mem *vm, uint64_t addr, > /* Memory might get onlined immediately. */ > atomic64_add(size, &vm->offline_size); > rc = add_memory_driver_managed(vm->nid, addr, size, vm->resource_name, > - MEMHP_MERGE_RESOURCE); > + MHP_MERGE_RESOURCE); > if (rc) { > atomic64_sub(size, &vm->offline_size); > dev_warn(&vm->vdev->dev, "adding memory failed: %d\n", rc); > diff --git a/drivers/xen/balloon.c b/drivers/xen/balloon.c > index b57b2067ecbf..671c71245a7b 100644 > --- a/drivers/xen/balloon.c > +++ b/drivers/xen/balloon.c > @@ -331,7 +331,7 @@ static enum bp_state reserve_additional_memory(void) > mutex_unlock(&balloon_mutex); > /* add_memory_resource() requires the device_hotplug lock */ > lock_device_hotplug(); > - rc = add_memory_resource(nid, resource, MEMHP_MERGE_RESOURCE); > + rc = add_memory_resource(nid, resource, MHP_MERGE_RESOURCE); > unlock_device_hotplug(); > mutex_lock(&balloon_mutex); > > diff --git a/include/linux/memory_hotplug.h b/include/linux/memory_hotplug.h > index 3d99de0db2dd..4b834f5d032e 100644 > --- a/include/linux/memory_hotplug.h > +++ b/include/linux/memory_hotplug.h > @@ -53,7 +53,7 @@ typedef int __bitwise mhp_t; > * with this flag set, the resource pointer must no longer be used as it > * might be stale, or the resource might have changed. > */ > -#define MEMHP_MERGE_RESOURCE ((__force mhp_t)BIT(0)) > +#define MHP_MERGE_RESOURCE ((__force mhp_t)BIT(0)) > > /* > * Extended parameters for memory hotplug: > diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c > index 710e469fb3a1..ae497e3ff77c 100644 > --- a/mm/memory_hotplug.c > +++ b/mm/memory_hotplug.c > @@ -1153,7 +1153,7 @@ int __ref add_memory_resource(int nid, struct resource *res, mhp_t mhp_flags) > * In case we're allowed to merge the resource, flag it and trigger > * merging now that adding succeeded. > */ > - if (mhp_flags & MEMHP_MERGE_RESOURCE) > + if (mhp_flags & MHP_MERGE_RESOURCE) > merge_system_ram_resource(res); > > /* online pages if requested */ >
On Tue, Jan 26, 2021 at 12:58:29PM +0100, David Hildenbrand wrote: > Let's make "MEMHP_MERGE_RESOURCE" consistent with "MHP_NONE", "mhp_t" and > "mhp_flags". As discussed recently [1], "mhp" is our internal > acronym for memory hotplug now. > > [1] https://lore.kernel.org/linux-mm/c37de2d0-28a1-4f7d-f944-cfd7d81c334d@redhat.com/ > > Cc: Andrew Morton <akpm@linux-foundation.org> > Cc: "K. Y. Srinivasan" <kys@microsoft.com> > Cc: Haiyang Zhang <haiyangz@microsoft.com> > Cc: Stephen Hemminger <sthemmin@microsoft.com> > Cc: Wei Liu <wei.liu@kernel.org> > Cc: "Michael S. Tsirkin" <mst@redhat.com> > Cc: Jason Wang <jasowang@redhat.com> > Cc: Boris Ostrovsky <boris.ostrovsky@oracle.com> > Cc: Juergen Gross <jgross@suse.com> > Cc: Stefano Stabellini <sstabellini@kernel.org> > Cc: Pankaj Gupta <pankaj.gupta.linux@gmail.com> > Cc: Michal Hocko <mhocko@kernel.org> > Cc: Oscar Salvador <osalvador@suse.de> > Cc: Anshuman Khandual <anshuman.khandual@arm.com> > Cc: Wei Yang <richard.weiyang@linux.alibaba.com> > Cc: linux-hyperv@vger.kernel.org > Cc: virtualization@lists.linux-foundation.org > Cc: xen-devel@lists.xenproject.org > Signed-off-by: David Hildenbrand <david@redhat.com> Acked-by: Michael S. Tsirkin <mst@redhat.com> > --- > drivers/hv/hv_balloon.c | 2 +- > drivers/virtio/virtio_mem.c | 2 +- > drivers/xen/balloon.c | 2 +- > include/linux/memory_hotplug.h | 2 +- > mm/memory_hotplug.c | 2 +- > 5 files changed, 5 insertions(+), 5 deletions(-) > > diff --git a/drivers/hv/hv_balloon.c b/drivers/hv/hv_balloon.c > index 8c471823a5af..2f776d78e3c1 100644 > --- a/drivers/hv/hv_balloon.c > +++ b/drivers/hv/hv_balloon.c > @@ -726,7 +726,7 @@ static void hv_mem_hot_add(unsigned long start, unsigned long size, > > nid = memory_add_physaddr_to_nid(PFN_PHYS(start_pfn)); > ret = add_memory(nid, PFN_PHYS((start_pfn)), > - (HA_CHUNK << PAGE_SHIFT), MEMHP_MERGE_RESOURCE); > + (HA_CHUNK << PAGE_SHIFT), MHP_MERGE_RESOURCE); > > if (ret) { > pr_err("hot_add memory failed error is %d\n", ret); > diff --git a/drivers/virtio/virtio_mem.c b/drivers/virtio/virtio_mem.c > index 85a272c9978e..148bea39b09a 100644 > --- a/drivers/virtio/virtio_mem.c > +++ b/drivers/virtio/virtio_mem.c > @@ -623,7 +623,7 @@ static int virtio_mem_add_memory(struct virtio_mem *vm, uint64_t addr, > /* Memory might get onlined immediately. */ > atomic64_add(size, &vm->offline_size); > rc = add_memory_driver_managed(vm->nid, addr, size, vm->resource_name, > - MEMHP_MERGE_RESOURCE); > + MHP_MERGE_RESOURCE); > if (rc) { > atomic64_sub(size, &vm->offline_size); > dev_warn(&vm->vdev->dev, "adding memory failed: %d\n", rc); > diff --git a/drivers/xen/balloon.c b/drivers/xen/balloon.c > index b57b2067ecbf..671c71245a7b 100644 > --- a/drivers/xen/balloon.c > +++ b/drivers/xen/balloon.c > @@ -331,7 +331,7 @@ static enum bp_state reserve_additional_memory(void) > mutex_unlock(&balloon_mutex); > /* add_memory_resource() requires the device_hotplug lock */ > lock_device_hotplug(); > - rc = add_memory_resource(nid, resource, MEMHP_MERGE_RESOURCE); > + rc = add_memory_resource(nid, resource, MHP_MERGE_RESOURCE); > unlock_device_hotplug(); > mutex_lock(&balloon_mutex); > > diff --git a/include/linux/memory_hotplug.h b/include/linux/memory_hotplug.h > index 3d99de0db2dd..4b834f5d032e 100644 > --- a/include/linux/memory_hotplug.h > +++ b/include/linux/memory_hotplug.h > @@ -53,7 +53,7 @@ typedef int __bitwise mhp_t; > * with this flag set, the resource pointer must no longer be used as it > * might be stale, or the resource might have changed. > */ > -#define MEMHP_MERGE_RESOURCE ((__force mhp_t)BIT(0)) > +#define MHP_MERGE_RESOURCE ((__force mhp_t)BIT(0)) > > /* > * Extended parameters for memory hotplug: > diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c > index 710e469fb3a1..ae497e3ff77c 100644 > --- a/mm/memory_hotplug.c > +++ b/mm/memory_hotplug.c > @@ -1153,7 +1153,7 @@ int __ref add_memory_resource(int nid, struct resource *res, mhp_t mhp_flags) > * In case we're allowed to merge the resource, flag it and trigger > * merging now that adding succeeded. > */ > - if (mhp_flags & MEMHP_MERGE_RESOURCE) > + if (mhp_flags & MHP_MERGE_RESOURCE) > merge_system_ram_resource(res); > > /* online pages if requested */ > -- > 2.29.2
On Tue, Jan 26, 2021 at 12:58:29PM +0100, David Hildenbrand wrote: > Let's make "MEMHP_MERGE_RESOURCE" consistent with "MHP_NONE", "mhp_t" and > "mhp_flags". As discussed recently [1], "mhp" is our internal > acronym for memory hotplug now. > > [1] https://lore.kernel.org/linux-mm/c37de2d0-28a1-4f7d-f944-cfd7d81c334d@redhat.com/ > > Cc: Andrew Morton <akpm@linux-foundation.org> > Cc: "K. Y. Srinivasan" <kys@microsoft.com> > Cc: Haiyang Zhang <haiyangz@microsoft.com> > Cc: Stephen Hemminger <sthemmin@microsoft.com> > Cc: Wei Liu <wei.liu@kernel.org> > Cc: "Michael S. Tsirkin" <mst@redhat.com> > Cc: Jason Wang <jasowang@redhat.com> > Cc: Boris Ostrovsky <boris.ostrovsky@oracle.com> > Cc: Juergen Gross <jgross@suse.com> > Cc: Stefano Stabellini <sstabellini@kernel.org> > Cc: Pankaj Gupta <pankaj.gupta.linux@gmail.com> > Cc: Michal Hocko <mhocko@kernel.org> > Cc: Oscar Salvador <osalvador@suse.de> > Cc: Anshuman Khandual <anshuman.khandual@arm.com> > Cc: Wei Yang <richard.weiyang@linux.alibaba.com> > Cc: linux-hyperv@vger.kernel.org > Cc: virtualization@lists.linux-foundation.org > Cc: xen-devel@lists.xenproject.org > Signed-off-by: David Hildenbrand <david@redhat.com> Reviewed-by: Oscar Salvador <osalvador@suse.de>
On Tue, Jan 26, 2021 at 12:58:29PM +0100, David Hildenbrand wrote: > Let's make "MEMHP_MERGE_RESOURCE" consistent with "MHP_NONE", "mhp_t" and > "mhp_flags". As discussed recently [1], "mhp" is our internal > acronym for memory hotplug now. > > [1] https://lore.kernel.org/linux-mm/c37de2d0-28a1-4f7d-f944-cfd7d81c334d@redhat.com/ > [...] > Signed-off-by: David Hildenbrand <david@redhat.com> Acked-by: Wei Liu <wei.liu@kernel.org>
> Let's make "MEMHP_MERGE_RESOURCE" consistent with "MHP_NONE", "mhp_t" and > "mhp_flags". As discussed recently [1], "mhp" is our internal > acronym for memory hotplug now. > > [1] https://lore.kernel.org/linux-mm/c37de2d0-28a1-4f7d-f944-cfd7d81c334d@redhat.com/ > > Cc: Andrew Morton <akpm@linux-foundation.org> > Cc: "K. Y. Srinivasan" <kys@microsoft.com> > Cc: Haiyang Zhang <haiyangz@microsoft.com> > Cc: Stephen Hemminger <sthemmin@microsoft.com> > Cc: Wei Liu <wei.liu@kernel.org> > Cc: "Michael S. Tsirkin" <mst@redhat.com> > Cc: Jason Wang <jasowang@redhat.com> > Cc: Boris Ostrovsky <boris.ostrovsky@oracle.com> > Cc: Juergen Gross <jgross@suse.com> > Cc: Stefano Stabellini <sstabellini@kernel.org> > Cc: Pankaj Gupta <pankaj.gupta.linux@gmail.com> > Cc: Michal Hocko <mhocko@kernel.org> > Cc: Oscar Salvador <osalvador@suse.de> > Cc: Anshuman Khandual <anshuman.khandual@arm.com> > Cc: Wei Yang <richard.weiyang@linux.alibaba.com> > Cc: linux-hyperv@vger.kernel.org > Cc: virtualization@lists.linux-foundation.org > Cc: xen-devel@lists.xenproject.org > Signed-off-by: David Hildenbrand <david@redhat.com> > --- > drivers/hv/hv_balloon.c | 2 +- > drivers/virtio/virtio_mem.c | 2 +- > drivers/xen/balloon.c | 2 +- > include/linux/memory_hotplug.h | 2 +- > mm/memory_hotplug.c | 2 +- > 5 files changed, 5 insertions(+), 5 deletions(-) > > diff --git a/drivers/hv/hv_balloon.c b/drivers/hv/hv_balloon.c > index 8c471823a5af..2f776d78e3c1 100644 > --- a/drivers/hv/hv_balloon.c > +++ b/drivers/hv/hv_balloon.c > @@ -726,7 +726,7 @@ static void hv_mem_hot_add(unsigned long start, unsigned long size, > > nid = memory_add_physaddr_to_nid(PFN_PHYS(start_pfn)); > ret = add_memory(nid, PFN_PHYS((start_pfn)), > - (HA_CHUNK << PAGE_SHIFT), MEMHP_MERGE_RESOURCE); > + (HA_CHUNK << PAGE_SHIFT), MHP_MERGE_RESOURCE); > > if (ret) { > pr_err("hot_add memory failed error is %d\n", ret); > diff --git a/drivers/virtio/virtio_mem.c b/drivers/virtio/virtio_mem.c > index 85a272c9978e..148bea39b09a 100644 > --- a/drivers/virtio/virtio_mem.c > +++ b/drivers/virtio/virtio_mem.c > @@ -623,7 +623,7 @@ static int virtio_mem_add_memory(struct virtio_mem *vm, uint64_t addr, > /* Memory might get onlined immediately. */ > atomic64_add(size, &vm->offline_size); > rc = add_memory_driver_managed(vm->nid, addr, size, vm->resource_name, > - MEMHP_MERGE_RESOURCE); > + MHP_MERGE_RESOURCE); > if (rc) { > atomic64_sub(size, &vm->offline_size); > dev_warn(&vm->vdev->dev, "adding memory failed: %d\n", rc); > diff --git a/drivers/xen/balloon.c b/drivers/xen/balloon.c > index b57b2067ecbf..671c71245a7b 100644 > --- a/drivers/xen/balloon.c > +++ b/drivers/xen/balloon.c > @@ -331,7 +331,7 @@ static enum bp_state reserve_additional_memory(void) > mutex_unlock(&balloon_mutex); > /* add_memory_resource() requires the device_hotplug lock */ > lock_device_hotplug(); > - rc = add_memory_resource(nid, resource, MEMHP_MERGE_RESOURCE); > + rc = add_memory_resource(nid, resource, MHP_MERGE_RESOURCE); > unlock_device_hotplug(); > mutex_lock(&balloon_mutex); > > diff --git a/include/linux/memory_hotplug.h b/include/linux/memory_hotplug.h > index 3d99de0db2dd..4b834f5d032e 100644 > --- a/include/linux/memory_hotplug.h > +++ b/include/linux/memory_hotplug.h > @@ -53,7 +53,7 @@ typedef int __bitwise mhp_t; > * with this flag set, the resource pointer must no longer be used as it > * might be stale, or the resource might have changed. > */ > -#define MEMHP_MERGE_RESOURCE ((__force mhp_t)BIT(0)) > +#define MHP_MERGE_RESOURCE ((__force mhp_t)BIT(0)) > > /* > * Extended parameters for memory hotplug: > diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c > index 710e469fb3a1..ae497e3ff77c 100644 > --- a/mm/memory_hotplug.c > +++ b/mm/memory_hotplug.c > @@ -1153,7 +1153,7 @@ int __ref add_memory_resource(int nid, struct resource *res, mhp_t mhp_flags) > * In case we're allowed to merge the resource, flag it and trigger > * merging now that adding succeeded. > */ > - if (mhp_flags & MEMHP_MERGE_RESOURCE) > + if (mhp_flags & MHP_MERGE_RESOURCE) > merge_system_ram_resource(res); > > /* online pages if requested */ Reviewed-by: Pankaj Gupta <pankaj.gupta@cloud.ionos.com>
diff --git a/drivers/hv/hv_balloon.c b/drivers/hv/hv_balloon.c index 8c471823a5af..2f776d78e3c1 100644 --- a/drivers/hv/hv_balloon.c +++ b/drivers/hv/hv_balloon.c @@ -726,7 +726,7 @@ static void hv_mem_hot_add(unsigned long start, unsigned long size, nid = memory_add_physaddr_to_nid(PFN_PHYS(start_pfn)); ret = add_memory(nid, PFN_PHYS((start_pfn)), - (HA_CHUNK << PAGE_SHIFT), MEMHP_MERGE_RESOURCE); + (HA_CHUNK << PAGE_SHIFT), MHP_MERGE_RESOURCE); if (ret) { pr_err("hot_add memory failed error is %d\n", ret); diff --git a/drivers/virtio/virtio_mem.c b/drivers/virtio/virtio_mem.c index 85a272c9978e..148bea39b09a 100644 --- a/drivers/virtio/virtio_mem.c +++ b/drivers/virtio/virtio_mem.c @@ -623,7 +623,7 @@ static int virtio_mem_add_memory(struct virtio_mem *vm, uint64_t addr, /* Memory might get onlined immediately. */ atomic64_add(size, &vm->offline_size); rc = add_memory_driver_managed(vm->nid, addr, size, vm->resource_name, - MEMHP_MERGE_RESOURCE); + MHP_MERGE_RESOURCE); if (rc) { atomic64_sub(size, &vm->offline_size); dev_warn(&vm->vdev->dev, "adding memory failed: %d\n", rc); diff --git a/drivers/xen/balloon.c b/drivers/xen/balloon.c index b57b2067ecbf..671c71245a7b 100644 --- a/drivers/xen/balloon.c +++ b/drivers/xen/balloon.c @@ -331,7 +331,7 @@ static enum bp_state reserve_additional_memory(void) mutex_unlock(&balloon_mutex); /* add_memory_resource() requires the device_hotplug lock */ lock_device_hotplug(); - rc = add_memory_resource(nid, resource, MEMHP_MERGE_RESOURCE); + rc = add_memory_resource(nid, resource, MHP_MERGE_RESOURCE); unlock_device_hotplug(); mutex_lock(&balloon_mutex); diff --git a/include/linux/memory_hotplug.h b/include/linux/memory_hotplug.h index 3d99de0db2dd..4b834f5d032e 100644 --- a/include/linux/memory_hotplug.h +++ b/include/linux/memory_hotplug.h @@ -53,7 +53,7 @@ typedef int __bitwise mhp_t; * with this flag set, the resource pointer must no longer be used as it * might be stale, or the resource might have changed. */ -#define MEMHP_MERGE_RESOURCE ((__force mhp_t)BIT(0)) +#define MHP_MERGE_RESOURCE ((__force mhp_t)BIT(0)) /* * Extended parameters for memory hotplug: diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c index 710e469fb3a1..ae497e3ff77c 100644 --- a/mm/memory_hotplug.c +++ b/mm/memory_hotplug.c @@ -1153,7 +1153,7 @@ int __ref add_memory_resource(int nid, struct resource *res, mhp_t mhp_flags) * In case we're allowed to merge the resource, flag it and trigger * merging now that adding succeeded. */ - if (mhp_flags & MEMHP_MERGE_RESOURCE) + if (mhp_flags & MHP_MERGE_RESOURCE) merge_system_ram_resource(res); /* online pages if requested */
Let's make "MEMHP_MERGE_RESOURCE" consistent with "MHP_NONE", "mhp_t" and "mhp_flags". As discussed recently [1], "mhp" is our internal acronym for memory hotplug now. [1] https://lore.kernel.org/linux-mm/c37de2d0-28a1-4f7d-f944-cfd7d81c334d@redhat.com/ Cc: Andrew Morton <akpm@linux-foundation.org> Cc: "K. Y. Srinivasan" <kys@microsoft.com> Cc: Haiyang Zhang <haiyangz@microsoft.com> Cc: Stephen Hemminger <sthemmin@microsoft.com> Cc: Wei Liu <wei.liu@kernel.org> Cc: "Michael S. Tsirkin" <mst@redhat.com> Cc: Jason Wang <jasowang@redhat.com> Cc: Boris Ostrovsky <boris.ostrovsky@oracle.com> Cc: Juergen Gross <jgross@suse.com> Cc: Stefano Stabellini <sstabellini@kernel.org> Cc: Pankaj Gupta <pankaj.gupta.linux@gmail.com> Cc: Michal Hocko <mhocko@kernel.org> Cc: Oscar Salvador <osalvador@suse.de> Cc: Anshuman Khandual <anshuman.khandual@arm.com> Cc: Wei Yang <richard.weiyang@linux.alibaba.com> Cc: linux-hyperv@vger.kernel.org Cc: virtualization@lists.linux-foundation.org Cc: xen-devel@lists.xenproject.org Signed-off-by: David Hildenbrand <david@redhat.com> --- drivers/hv/hv_balloon.c | 2 +- drivers/virtio/virtio_mem.c | 2 +- drivers/xen/balloon.c | 2 +- include/linux/memory_hotplug.h | 2 +- mm/memory_hotplug.c | 2 +- 5 files changed, 5 insertions(+), 5 deletions(-)