It would be useful to translate gfp_flags into string representation when printing in case of an OOM, especially as the flags have been undergoing some changes recently and the script ./scripts/gfp-translate needs a matching source version to be accurate.
Example output: a.out invoked oom-killer: order=0, oom_score_adj=0, gfp_mask=0x24280ca(GFP_HIGHUSER_MOVABLE|GFP_ZERO) Signed-off-by: Vlastimil Babka <[email protected]> --- mm/oom_kill.c | 10 ++++++---- 1 file changed, 6 insertions(+), 4 deletions(-) diff --git a/mm/oom_kill.c b/mm/oom_kill.c index 5314b20..542d56c 100644 --- a/mm/oom_kill.c +++ b/mm/oom_kill.c @@ -386,10 +386,12 @@ static void dump_tasks(struct mem_cgroup *memcg, const nodemask_t *nodemask) static void dump_header(struct oom_control *oc, struct task_struct *p, struct mem_cgroup *memcg) { - pr_warning("%s invoked oom-killer: gfp_mask=0x%x, order=%d, " - "oom_score_adj=%hd\n", - current->comm, oc->gfp_mask, oc->order, - current->signal->oom_score_adj); + pr_warning("%s invoked oom-killer: order=%d, oom_score_adj=%hd, " + "gfp_mask=0x%x", + current->comm, oc->order, current->signal->oom_score_adj, + oc->gfp_mask); + dump_gfpflag_names(oc->gfp_mask); + cpuset_print_current_mems_allowed(); dump_stack(); if (memcg) -- 2.6.3 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
