#9702 BLOC 1.5-har: Linux (OS42) crashes on resume on an XO-1.5 B3

[Zarro Boogs per Child]

#9702: Linux (OS42) crashes on resume on an XO-1.5 B3
--------------------------------+-------------------------------------------
           Reporter:  wad       |       Owner:  dsaxena                          
               Type:  defect    |      Status:  new                              
           Priority:  blocker   |   Milestone:  1.5-hardware-C                   
          Component:  kernel    |     Version:  Development build as of this date
         Resolution:            |    Keywords:                                   
        Next_action:  diagnose  |    Verified:  1                                
Deployment_affected:            |   Blockedby:                                   
           Blocking:            |  
--------------------------------+-------------------------------------------

Comment(by cjb):

 Adding this minimal amount of debugging gets me to a working resume:

 {{{
 [root at localhost dev]# echo mem > /sys/power/state
 [  208.610172] entering sdhci_suspend_host
 [  208.614224] entering sdhci_set_ios
 [  208.617820] leaving sdhci_set_ios
 [  208.621377] returning 0 from sdhci_suspend_host
 [  208.626178] entering sdhci_suspend_host
 [  208.630278] entering sdhci_set_ios
 [  208.633906] leaving sdhci_set_ios
 [  208.637387] returning 0 from sdhci_suspend_host
 [  208.642208] entering sdhci_suspend_host
 [  208.646341] entering sdhci_set_ios
 [  208.649983] leaving sdhci_set_ios
 [  208.653523] returning 0 from sdhci_suspend_host
 +r[  208.912219] entering sdhci_pci_resume
 [  208.916141] entering sdhci_resume_host
 [  208.920192] doing sdhci reinit
 [  208.923403] entering mmc_resume_host
 [  208.927210] leaving mmc_resume_host
 [  208.930947] entering sdhci_set_ios
 [  208.944554] leaving sdhci_set_ios
 [  208.948036] returning from end of sdhci_resume_host
 [  208.953208] entering sdhci_resume_host
 [  208.957165] doing sdhci reinit
 [  208.960442] entering sdhci_set_ios
 [  208.968032] leaving sdhci_set_ios
 [  208.971569] entering mmc_resume_host
 [  208.975368] leaving mmc_resume_host
 [  208.979073] returning from end of sdhci_resume_host
 [  208.984262] entering sdhci_resume_host
 [  208.988246] doing sdhci reinit
 [  208.991494] entering sdhci_set_ios
 [  208.995110] leaving sdhci_set_ios
 [  209.000670] entering sdhci_set_ios
 [  209.004286] leaving sdhci_set_ios
 [  209.008896] entering sdhci_set_ios
 [  209.012510] leaving sdhci_set_ios
 [  209.016014] entering sdhci_set_ios
 [  209.029659] leaving sdhci_set_ios
 [  209.033189] entering mmc_resume_host
 [  209.036996] entering sdhci_set_ios
 [  209.050662] entering sdhci_set_ios
 [  209.054234] leaving sdhci_set_ios
 [  209.057770] leaving sdhci_set_ios
 [  209.070105] entering sdhci_set_ios
 [  209.073708] leaving sdhci_set_ios
 [  209.079244] entering sdhci_set_ios
 [  209.082891] leaving sdhci_set_ios
 [  209.087475] entering sdhci_set_ios
 [  209.091124] leaving sdhci_set_ios
 [  209.094614] entering sdhci_set_ios
 [  209.099206] leaving sdhci_set_ios
 [  209.120108] entering sdhci_set_ios
 [  209.123722] leaving sdhci_set_ios
 [  209.127249] entering sdhci_set_ios
 [  209.130884] leaving sdhci_set_ios
 [  209.136656] entering sdhci_set_ios
 [  209.140298] leaving sdhci_set_ios
 [  209.161834] entering sdhci_set_ios
 [  209.165463] leaving sdhci_set_ios
 [  209.172706] entering sdhci_set_ios
 [  209.176320] leaving sdhci_set_ios
 [  209.179839] entering sdhci_set_ios
 [  209.183433] leaving sdhci_set_ios
 [  209.187018] entering sdhci_set_ios
 [  209.190633] leaving sdhci_set_ios
 [  209.194113] leaving mmc_resume_host
 [  209.197777] returning from end of sdhci_resume_host
 [  209.202968] returning 0 from sdhci_pci_resume
 [root at localhost dev]#
 }}}

-- 
Ticket URL: <http://dev.laptop.org/ticket/9702#comment:11>
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