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| author | Bernhard Walle <bwalle@suse.de> | 2008-06-21 19:01:02 +0200 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-06-21 11:25:10 -0700 |
| commit | 71c2742f5e6348d76ee62085cf0a13e5eff0f00e (patch) | |
| tree | 44020f575319903e3ef18665baec360b6ea1c98d | |
| parent | a19214430d27a3af6f1672ec26f3c893ef899ede (diff) | |
| download | op-kernel-dev-71c2742f5e6348d76ee62085cf0a13e5eff0f00e.zip op-kernel-dev-71c2742f5e6348d76ee62085cf0a13e5eff0f00e.tar.gz | |
Add return value to reserve_bootmem_node()
This patch changes the function reserve_bootmem_node() from void to int,
returning -ENOMEM if the allocation fails.
This fixes a build problem on x86 with CONFIG_KEXEC=y and
CONFIG_NEED_MULTIPLE_NODES=y
Signed-off-by: Bernhard Walle <bwalle@suse.de>
Reported-by: Adrian Bunk <bunk@kernel.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
| -rw-r--r-- | include/linux/bootmem.h | 2 | ||||
| -rw-r--r-- | mm/bootmem.c | 6 |
2 files changed, 5 insertions, 3 deletions
diff --git a/include/linux/bootmem.h b/include/linux/bootmem.h index 6a5dbdc..686895b 100644 --- a/include/linux/bootmem.h +++ b/include/linux/bootmem.h @@ -94,7 +94,7 @@ extern unsigned long init_bootmem_node(pg_data_t *pgdat, unsigned long freepfn, unsigned long startpfn, unsigned long endpfn); -extern void reserve_bootmem_node(pg_data_t *pgdat, +extern int reserve_bootmem_node(pg_data_t *pgdat, unsigned long physaddr, unsigned long size, int flags); diff --git a/mm/bootmem.c b/mm/bootmem.c index e8fb927..8d9f60e 100644 --- a/mm/bootmem.c +++ b/mm/bootmem.c @@ -442,15 +442,17 @@ unsigned long __init init_bootmem_node(pg_data_t *pgdat, unsigned long freepfn, return init_bootmem_core(pgdat, freepfn, startpfn, endpfn); } -void __init reserve_bootmem_node(pg_data_t *pgdat, unsigned long physaddr, +int __init reserve_bootmem_node(pg_data_t *pgdat, unsigned long physaddr, unsigned long size, int flags) { int ret; ret = can_reserve_bootmem_core(pgdat->bdata, physaddr, size, flags); if (ret < 0) - return; + return -ENOMEM; reserve_bootmem_core(pgdat->bdata, physaddr, size, flags); + + return 0; } void __init free_bootmem_node(pg_data_t *pgdat, unsigned long physaddr, |
