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| author | Johannes Berg | 2015-06-10 12:44:58 +0200 |
|---|---|---|
| committer | Johannes Berg | 2015-06-10 12:45:09 +0200 |
| commit | 206c59d1d7d42bcafc1d7f1e476e87e4427e2345 (patch) | |
| tree | a2f99470bd0fe43f5cf57812fca969bb3ca3c451 /kernel/trace/trace_functions_graph.c | |
| parent | mac80211: Fix a case of incorrect metric used when forwarding a PREQ (diff) | |
| parent | Merge tag 'batman-adv-for-davem' of git://git.open-mesh.org/linux-merge (diff) | |
| download | kernel-qcow2-linux-206c59d1d7d42bcafc1d7f1e476e87e4427e2345.tar.gz kernel-qcow2-linux-206c59d1d7d42bcafc1d7f1e476e87e4427e2345.tar.xz kernel-qcow2-linux-206c59d1d7d42bcafc1d7f1e476e87e4427e2345.zip | |
Merge remote-tracking branch 'net-next/master' into mac80211-next
Merge back net-next to get wireless driver changes (from Kalle)
to be able to create the API change across all trees properly.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'kernel/trace/trace_functions_graph.c')
| -rw-r--r-- | kernel/trace/trace_functions_graph.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/kernel/trace/trace_functions_graph.c b/kernel/trace/trace_functions_graph.c index 9cfea4c6d314..a51e79688455 100644 --- a/kernel/trace/trace_functions_graph.c +++ b/kernel/trace/trace_functions_graph.c @@ -1308,15 +1308,19 @@ void graph_trace_open(struct trace_iterator *iter) { /* pid and depth on the last trace processed */ struct fgraph_data *data; + gfp_t gfpflags; int cpu; iter->private = NULL; - data = kzalloc(sizeof(*data), GFP_KERNEL); + /* We can be called in atomic context via ftrace_dump() */ + gfpflags = (in_atomic() || irqs_disabled()) ? GFP_ATOMIC : GFP_KERNEL; + + data = kzalloc(sizeof(*data), gfpflags); if (!data) goto out_err; - data->cpu_data = alloc_percpu(struct fgraph_cpu_data); + data->cpu_data = alloc_percpu_gfp(struct fgraph_cpu_data, gfpflags); if (!data->cpu_data) goto out_err_free; |