[PATCH] fault-injection: defaults likely to please a new user
Assign defaults most likely to please a new user:
1) generate some logging output
(verbose=2)
2) avoid injecting failures likely to lock up UI
(ignore_gfp_wait=1, ignore_gfp_highmem=1)
Signed-off-by: Don Mullis <dwm@meer.net>
Cc: Akinobu Mita <akinobu.mita@gmail.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/include/linux/fault-inject.h b/include/linux/fault-inject.h
index c770679..32368c4 100644
--- a/include/linux/fault-inject.h
+++ b/include/linux/fault-inject.h
@@ -52,6 +52,7 @@
.times = ATOMIC_INIT(1), \
.require_end = ULONG_MAX, \
.stacktrace_depth = 32, \
+ .verbose = 2, \
}
#define DECLARE_FAULT_ATTR(name) struct fault_attr name = FAULT_ATTR_INITIALIZER
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 0cc8b43..e6b17b2 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -910,6 +910,8 @@
} fail_page_alloc = {
.attr = FAULT_ATTR_INITIALIZER,
+ .ignore_gfp_wait = 1,
+ .ignore_gfp_highmem = 1,
};
static int __init setup_fail_page_alloc(char *str)
diff --git a/mm/slab.c b/mm/slab.c
index 47011e2..56af694 100644
--- a/mm/slab.c
+++ b/mm/slab.c
@@ -3102,6 +3102,7 @@
} failslab = {
.attr = FAULT_ATTR_INITIALIZER,
+ .ignore_gfp_wait = 1,
};
static int __init setup_failslab(char *str)