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authorLinus Torvalds <torvalds@linux-foundation.org>2019-03-11 17:08:14 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2019-03-11 17:08:14 -0700
commitd14d7f14f177834788a276fc7b1317b539cedca2 (patch)
treef646397d522ae94ff1457d3d1bde6ea834afe8d5 /include
parent6cdfa54cd22984ae785b0d496b53405d6da9ad1d (diff)
parent01bd2ac2f55a1916d81dace12fa8d7ae1c79b5ea (diff)
downloadlinux-d14d7f14f177834788a276fc7b1317b539cedca2.tar.bz2
Merge tag 'for-linus-5.1a-rc1-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip
Pull xen updates from Juergen Gross: "xen fixes and features: - remove fallback code for very old Xen hypervisors - three patches for fixing Xen dom0 boot regressions - an old patch for Xen PCI passthrough which was never applied for unknown reasons - some more minor fixes and cleanup patches" * tag 'for-linus-5.1a-rc1-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip: xen: fix dom0 boot on huge systems xen, cpu_hotplug: Prevent an out of bounds access xen: remove pre-xen3 fallback handlers xen/ACPI: Switch to bitmap_zalloc() x86/xen: dont add memory above max allowed allocation x86: respect memory size limiting via mem= parameter xen/gntdev: Check and release imported dma-bufs on close xen/gntdev: Do not destroy context while dma-bufs are in use xen/pciback: Don't disable PCI_COMMAND on PCI device reset. xen-scsiback: mark expected switch fall-through xen: mark expected switch fall-through
Diffstat (limited to 'include')
-rw-r--r--include/linux/memory_hotplug.h2
-rw-r--r--include/xen/xen.h4
2 files changed, 6 insertions, 0 deletions
diff --git a/include/linux/memory_hotplug.h b/include/linux/memory_hotplug.h
index 52869d6d38b3..8ade08c50d26 100644
--- a/include/linux/memory_hotplug.h
+++ b/include/linux/memory_hotplug.h
@@ -100,6 +100,8 @@ extern void __online_page_free(struct page *page);
extern int try_online_node(int nid);
+extern u64 max_mem_size;
+
extern bool memhp_auto_online;
/* If movable_node boot option specified */
extern bool movable_node_enabled;
diff --git a/include/xen/xen.h b/include/xen/xen.h
index 0e2156786ad2..19d032373de5 100644
--- a/include/xen/xen.h
+++ b/include/xen/xen.h
@@ -46,4 +46,8 @@ struct bio_vec;
bool xen_biovec_phys_mergeable(const struct bio_vec *vec1,
const struct bio_vec *vec2);
+#if defined(CONFIG_MEMORY_HOTPLUG) && defined(CONFIG_XEN_BALLOON)
+extern u64 xen_saved_max_mem_size;
+#endif
+
#endif /* _XEN_XEN_H */