diff --git a/drivers/staging/android/lowmemorykiller.c b/drivers/staging/android/lowmemorykiller.c index 71ea72339d1911e0bb49e23c7fee4406125eb495..d1fa1e261311762167db2304aa381f858c8fba62 100644 --- a/drivers/staging/android/lowmemorykiller.c +++ b/drivers/staging/android/lowmemorykiller.c @@ -40,6 +40,8 @@ #include <linux/swap.h> #include <linux/mutex.h> #include <linux/delay.h> +#include <linux/fs.h> +#include <linux/cpuset.h> static uint32_t lowmem_debug_level = 1; static int lowmem_adj[6] = { @@ -352,22 +354,41 @@ static int lowmem_shrink(struct shrinker *s, struct shrink_control *sc) selected = p; selected_tasksize = tasksize; selected_oom_score_adj = oom_score_adj; - lowmem_print(2, "select '%s' (%d), adj %hd, size %d, to kill\n", - p->comm, p->pid, oom_score_adj, tasksize); + lowmem_print(3, "select '%s' (%d), adj %hd, size %d, to kill\n", + p->comm, p->pid, oom_score_adj, tasksize); } if (selected) { - lowmem_print(1, "Killing '%s' (%d), adj %hd,\n" \ - " to free %ldkB on behalf of '%s' (%d) because\n" \ - " cache %ldkB is below limit %ldkB for oom_score_adj %hd\n" - " Free memory is %ldkB above reserved\n", - selected->comm, selected->pid, - selected_oom_score_adj, - selected_tasksize * (long)(PAGE_SIZE / 1024), - current->comm, current->pid, - other_file * (long)(PAGE_SIZE / 1024), - minfree * (long)(PAGE_SIZE / 1024), - min_score_adj, - other_free * (long)(PAGE_SIZE / 1024)); + lowmem_print(1, "Killing '%s' (%d), adj %hd,\n" \ + " to free %ldkB on behalf of '%s' (%d) because\n" \ + " cache %ldkB is below limit %ldkB for oom_score_adj %hd\n" \ + " Free memory is %ldkB above reserved.\n" \ + " Free CMA is %ldkB\n" \ + " Total reserve is %ldkB\n" \ + " Total free pages is %ldkB\n" \ + " Total file cache is %ldkB\n" \ + " GFP mask is 0x%x\n", + selected->comm, selected->pid, + selected_oom_score_adj, + selected_tasksize * (long)(PAGE_SIZE / 1024), + current->comm, current->pid, + other_file * (long)(PAGE_SIZE / 1024), + minfree * (long)(PAGE_SIZE / 1024), + min_score_adj, + other_free * (long)(PAGE_SIZE / 1024), + global_page_state(NR_FREE_CMA_PAGES) * + (long)(PAGE_SIZE / 1024), + totalreserve_pages * (long)(PAGE_SIZE / 1024), + global_page_state(NR_FREE_PAGES) * + (long)(PAGE_SIZE / 1024), + global_page_state(NR_FILE_PAGES) * + (long)(PAGE_SIZE / 1024), + sc->gfp_mask); + + if (lowmem_debug_level >= 2 && selected_oom_score_adj == 0) { + show_mem(SHOW_MEM_FILTER_NODES); + dump_tasks(NULL, NULL); + } + lowmem_deathpending_timeout = jiffies + HZ; send_sig(SIGKILL, selected, 0); set_tsk_thread_flag(selected, TIF_MEMDIE);