On Wed, 2010-12-08 at 16:23 +0100, Takashi Iwai wrote:
> The commit 4c2ef25fe0b847d2ae818f74758ddb0be1c27d8e
> mmc: fix all hangs related to mmc/sd card insert/removal during
> suspend/resume
> introduced a bug where the device probing no longer works after
> hibernation. This was because the pm notifier expects
> PM_POST_HIBERNATION call while the system sends PM_POST_RESTORE
> instead, thus disable_rescan is kept as 1.
>
> Cc: <[email protected]>
> Signed-off-by: Takashi Iwai <[email protected]>
> ---
> drivers/mmc/core/core.c | 2 +-
> 1 files changed, 1 insertions(+), 1 deletions(-)
>
> diff --git a/drivers/mmc/core/core.c b/drivers/mmc/core/core.c
> index 31ae07a..30094f6 100644
> --- a/drivers/mmc/core/core.c
> +++ b/drivers/mmc/core/core.c
> @@ -1772,7 +1772,7 @@ int mmc_pm_notify(struct notifier_block *notify_block,
> break;
>
> case PM_POST_SUSPEND:
> - case PM_POST_HIBERNATION:
> + case PM_POST_RESTORE:
>
> spin_lock_irqsave(&host->lock, flags);
> host->rescan_disable = 0;
So that was the case....
Takasi, thank you very much.
I always use the 'unsafe resume' thing so I wasn't affected.
Best regards,
Maxim Levitsky
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