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| author | Russell King <rmk+kernel@arm.linux.org.uk> | 2010-08-06 18:13:54 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2010-08-06 18:13:54 +0100 |
| commit | 11e4afb49b7fa1fc8e1ffd850c1806dd86a08204 (patch) | |
| tree | 9e57efcb106ae912f7bec718feb3f8ec607559bb /kernel/profile.c | |
| parent | 162500b3a3ff39d941d29db49b41a16667ae44f0 (diff) | |
| parent | 9b2a606d3898fcb2eedb6faded3bb37549590ac4 (diff) | |
| download | op-kernel-dev-11e4afb49b7fa1fc8e1ffd850c1806dd86a08204.zip op-kernel-dev-11e4afb49b7fa1fc8e1ffd850c1806dd86a08204.tar.gz | |
Merge branches 'gemini' and 'misc' into devel
Diffstat (limited to 'kernel/profile.c')
| -rw-r--r-- | kernel/profile.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/kernel/profile.c b/kernel/profile.c index a55d3a3..b22a899 100644 --- a/kernel/profile.c +++ b/kernel/profile.c @@ -127,8 +127,10 @@ int __ref profile_init(void) return 0; prof_buffer = vmalloc(buffer_bytes); - if (prof_buffer) + if (prof_buffer) { + memset(prof_buffer, 0, buffer_bytes); return 0; + } free_cpumask_var(prof_cpu_mask); return -ENOMEM; @@ -363,14 +365,14 @@ static int __cpuinit profile_cpu_callback(struct notifier_block *info, switch (action) { case CPU_UP_PREPARE: case CPU_UP_PREPARE_FROZEN: - node = cpu_to_node(cpu); + node = cpu_to_mem(cpu); per_cpu(cpu_profile_flip, cpu) = 0; if (!per_cpu(cpu_profile_hits, cpu)[1]) { page = alloc_pages_exact_node(node, GFP_KERNEL | __GFP_ZERO, 0); if (!page) - return NOTIFY_BAD; + return notifier_from_errno(-ENOMEM); per_cpu(cpu_profile_hits, cpu)[1] = page_address(page); } if (!per_cpu(cpu_profile_hits, cpu)[0]) { @@ -386,7 +388,7 @@ out_free: page = virt_to_page(per_cpu(cpu_profile_hits, cpu)[1]); per_cpu(cpu_profile_hits, cpu)[1] = NULL; __free_page(page); - return NOTIFY_BAD; + return notifier_from_errno(-ENOMEM); case CPU_ONLINE: case CPU_ONLINE_FROZEN: if (prof_cpu_mask != NULL) @@ -565,7 +567,7 @@ static int create_hash_tables(void) int cpu; for_each_online_cpu(cpu) { - int node = cpu_to_node(cpu); + int node = cpu_to_mem(cpu); struct page *page; page = alloc_pages_exact_node(node, |
