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Diffstat (limited to 'fs/coredump.c')
-rw-r--r--fs/coredump.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/fs/coredump.c b/fs/coredump.c
index 5df1e6e1eb2b..88740c51b942 100644
--- a/fs/coredump.c
+++ b/fs/coredump.c
@@ -371,7 +371,9 @@ static int zap_process(struct task_struct *start, int exit_code)
if (t != current && !(t->flags & PF_POSTCOREDUMP)) {
sigaddset(&t->pending.signal, SIGKILL);
signal_wake_up(t, 1);
- nr++;
+ /* The vhost_worker does not particpate in coredumps */
+ if ((t->flags & (PF_USER_WORKER | PF_IO_WORKER)) != PF_USER_WORKER)
+ nr++;
}
}
@@ -882,6 +884,7 @@ static int dump_emit_page(struct coredump_params *cprm, struct page *page)
pos = file->f_pos;
bvec_set_page(&bvec, page, PAGE_SIZE, 0);
iov_iter_bvec(&iter, ITER_SOURCE, &bvec, 1, PAGE_SIZE);
+ iov_iter_set_copy_mc(&iter);
n = __kernel_write_iter(cprm->file, &iter, &pos);
if (n != PAGE_SIZE)
return 0;