aboutsummaryrefslogtreecommitdiff
path: root/init/do_mounts.c
diff options
context:
space:
mode:
authorArjan van de Ven <arjan@linux.intel.com>2009-02-14 01:59:06 +0100
committerLinus Torvalds <torvalds@linux-foundation.org>2009-02-21 14:17:17 -0800
commit216773a787c3c46ef26bf1742c1fdba37d26be45 (patch)
treeaac387553fd53cb0c06b5cc2ee86329ce793bed6 /init/do_mounts.c
parentd2f8d7ee1a9b4650b4e43325b321801264f7c37a (diff)
downloadlinux-aarch64-216773a787c3c46ef26bf1742c1fdba37d26be45.tar.gz
Consolidate driver_probe_done() loops into one place
there's a few places that currently loop over driver_probe_done(), and I'm about to add another one. This patch abstracts it into a helper to reduce duplication. Signed-off-by: Arjan van de Ven <arjan@linux.intel.com> Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl> Cc: Len Brown <lenb@kernel.org> Acked-by: Greg KH <gregkh@suse.de> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'init/do_mounts.c')
-rw-r--r--init/do_mounts.c13
1 files changed, 9 insertions, 4 deletions
diff --git a/init/do_mounts.c b/init/do_mounts.c
index 708105e163df..8d4ff5afc1d8 100644
--- a/init/do_mounts.c
+++ b/init/do_mounts.c
@@ -370,10 +370,14 @@ void __init prepare_namespace(void)
ssleep(root_delay);
}
- /* wait for the known devices to complete their probing */
- while (driver_probe_done() != 0)
- msleep(100);
- async_synchronize_full();
+ /*
+ * wait for the known devices to complete their probing
+ *
+ * Note: this is a potential source of long boot delays.
+ * For example, it is not atypical to wait 5 seconds here
+ * for the touchpad of a laptop to initialize.
+ */
+ wait_for_device_probe();
md_run_setup();
@@ -399,6 +403,7 @@ void __init prepare_namespace(void)
while (driver_probe_done() != 0 ||
(ROOT_DEV = name_to_dev_t(saved_root_name)) == 0)
msleep(100);
+ async_synchronize_full();
}
is_floppy = MAJOR(ROOT_DEV) == FLOPPY_MAJOR;