53 lines
1.4 KiB
Diff
53 lines
1.4 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Arjan van de Ven <arjan@linux.intel.com>
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Date: Wed, 17 May 2017 01:52:11 +0000
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Subject: [PATCH] init: wait for partition and retry scan
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As Clear Linux boots fast the device is not ready when
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the mounting code is reached, so a retry device scan will
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be performed every 0.5 sec for at least 40 sec
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and synchronize the async task.
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Signed-off-by: Miguel Bernal Marin <miguel.bernal.marin@linux.intel.com>
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---
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init/do_mounts.c | 10 ++++++++++
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1 file changed, 10 insertions(+)
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diff --git a/init/do_mounts.c b/init/do_mounts.c
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index 9634ecf3743d..7f7d64621a2a 100644
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--- a/init/do_mounts.c
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+++ b/init/do_mounts.c
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@@ -225,11 +225,19 @@ dev_t name_to_dev_t(const char *name)
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char *p;
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dev_t res = 0;
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int part;
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+ /* we will wait at least 40 sec */
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+ int needtowait = 40<<1;
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#ifdef CONFIG_BLOCK
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if (strncmp(name, "PARTUUID=", 9) == 0) {
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name += 9;
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res = devt_from_partuuid(name);
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+ while (!res && needtowait) {
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+ /* waiting 0.5 sec */
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+ msleep(500);
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+ res = devt_from_partuuid(name);
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+ needtowait--;
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+ }
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if (!res)
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goto fail;
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goto done;
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@@ -585,7 +593,9 @@ void __init prepare_namespace(void)
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* For example, it is not atypical to wait 5 seconds here
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* for the touchpad of a laptop to initialize.
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*/
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+ async_synchronize_full();
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wait_for_device_probe();
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+ async_synchronize_full();
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md_run_setup();
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--
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https://clearlinux.org
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