diff options
| author | Linus Torvalds <torvalds@linux-foundation.org> | 2008-08-01 10:27:10 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-08-01 10:27:10 -0700 |
| commit | 9fe3b64be3dc8313e9fa87255f169c608d074cbd (patch) | |
| tree | c2b44acdf73d0ee4cbb67cbb2722c6eeeafa1d60 /arch/s390/mm/init.c | |
| parent | 8b6d8c592fa7b8bfb1218447a273314c13a67e8a (diff) | |
| parent | ab4227cb2d936886069ef1056c02500d05beb15d (diff) | |
Merge branch 'for-linus' of git://git390.osdl.marist.edu/pub/scm/linux-2.6
* 'for-linus' of git://git390.osdl.marist.edu/pub/scm/linux-2.6:
[S390] qeth: avoid use of include/asm-s390
[S390] dont use kthread for smp_rescan_cpus().
[S390] virtio console: fix section mismatch warning.
[S390] cio: Include linux/string.h in schid.h.
[S390] qdio: fix section mismatch bug.
[S390] stp: fix section mismatch warning.
[S390] Remove diag 0x260 call from memory detection.
[S390] qdio: make sure qdr is aligned to page size
[S390] Add support for memory hot-remove.
[S390] Wire up new syscalls.
[S390] cio: Memory allocation for idset changed.
[S390] qeth: preallocated qeth header for hiper socket
[S390] Optimize storage key operations for anon pages
[S390] nohz/sclp: disable timer on synchronous waits.
[S390] ipl: Reboot from alternate device does not work when booting from file
[S390] dasd: Add support for enhanced VM UID
[S390] Remove last P390 trace.
Diffstat (limited to 'arch/s390/mm/init.c')
| -rw-r--r-- | arch/s390/mm/init.c | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/arch/s390/mm/init.c b/arch/s390/mm/init.c index 4993b0f594e..1169130a97e 100644 --- a/arch/s390/mm/init.c +++ b/arch/s390/mm/init.c @@ -179,7 +179,7 @@ int arch_add_memory(int nid, u64 start, u64 size) int rc; pgdat = NODE_DATA(nid); - zone = pgdat->node_zones + ZONE_NORMAL; + zone = pgdat->node_zones + ZONE_MOVABLE; rc = vmem_add_mapping(start, size); if (rc) return rc; @@ -189,3 +189,14 @@ int arch_add_memory(int nid, u64 start, u64 size) return rc; } #endif /* CONFIG_MEMORY_HOTPLUG */ + +#ifdef CONFIG_MEMORY_HOTREMOVE +int remove_memory(u64 start, u64 size) +{ + unsigned long start_pfn, end_pfn; + + start_pfn = PFN_DOWN(start); + end_pfn = start_pfn + PFN_DOWN(size); + return offline_pages(start_pfn, end_pfn, 120 * HZ); +} +#endif /* CONFIG_MEMORY_HOTREMOVE */ |