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fXmubNOT+hxaBUrFCetack0/lCXKhp6mmbzo+a3N/W3iPA9is+ni X-Authority-Analysis: v=2.4 cv=JKALdcKb c=1 sm=1 tr=0 ts=6a55f2b2 b=1 cx=c_pps a=e1sVV491RgrpLwSTMOnk8w==:117 a=e1sVV491RgrpLwSTMOnk8w==:17 a=6eWqkTHjU83fiwn7nKZWdM+Sl24=:19 a=z/mQ4Ysz8XfWz/Q5cLBRGdckG28=:19 a=lCpzRmAYbLLaTzLvsPZ7Mbvzbb8=:19 a=xqWC_Br6kY4A:10 a=IkcTkHD0fZMA:10 a=RAioF0-LDSMA:10 a=GoEa3M9JfhUA:10 a=VkNPw1HP01LnGYTKEx00:22 a=jiCTI4zE5U7BLdzWsZGv:22 a=o5oIOnhZENCTenyL_yNV:22 a=i0EeH86SAAAA:8 a=yhZUGwCR0fVt3Uxw9U0A:9 a=QEXdDO2ut3YA:10 a=5yU3S35YU4bGjq-dph-N:22 a=Bho9c0fBagfJEIQBS7DQ:22 cc=ntf awl=host:13633 X-Proofpoint-ORIG-GUID: LgZ690v8z-i7Zo72ysZUuaWg8NOfzADy X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNzE0MDA4NyBTYWx0ZWRfX8Y1jKkTNWVuz KUxC2g50n6xMF+lUsGFrIRxe1pi2YcHe8I8pMg3hyvz03INgPBFLlbfMzekgdr/BYGdsgzfuG81 NAtH7va9OrpFacuhhgnhmD3sWu6QbFQtaw6tuBEF9i44an3MCF7jlL3j8hCzxbKF3X2nGaMbxQ2 CoHuMhU2AtvAOFxUKVbGwH+fodhnXDRBdClZx+HDth9NWvmqnj1UrojlMzWnhpxwXblgGPhVVWU /ce1o9TkoDP8g+2GlBko5wNFHDPrq3Ymea4D4ejlVPcBBgJ+7tHDPNJUFjE/Lg1/CGUqTtXB+xW 6dxBaPRCwPC0sxRqHBUv7rfNstSovbk+67hL2sKPU9Ne8LHZEb0N9H/dOZL2NfSea5YFchp5FtN J4NrG8/gdWyOEId1zdmRTC+yitXwfwEU8p5cHIipmjmopqV/8fMLzJOBsjglahANrc0DkTze1aa pYOoKPI5UxXOT8jnPbpVnHD6iK1RtkmrROjRPObw= On 14/07/2026 03:15, yangxingui wrote: >>>> Fixes: fbefe22811c3140 ("scsi: libsas: Don't always drain event >>>> workqueue for HA resume") >>>> Signed-off-by: Xingui Yang >> >> Any idea why this problem has only been discovered after 5 years (from >> fbefe22811c3140 being merged)? >> >> Is there some new test case? ok, I can check below. But another question is if this applies to only hisi_sas driver? I mean, you are changing libsas and the hisi_sas, but not other libsas-based drivers - why? They support suspend/resume. > > Yes, the test environment is connected to more SATA disks. During the > wake-up process, the controller wakes up first, and then the disks wake > up one by one. Since the number of SATA disks has increased, and the > SATA disk enter the EH (Error Handling) process when waking up, the > wake-up time has become longer than before. It is possible that the > controller has already entered the next suspend state, while many disks > are still in the previous wake-up process, leading to a failure in disk > wake-up and the disks being disabled. > > However, we have tested some different kernel versions in between and > found that the following patch significantly improves this issue, but it > does not completely resolve it. > > bede543d2f8a: ACPI: OSL: Use usleep_range() in acpi_os_sleep() > > In addition, if some disks wake up a bit slowly, it may also lead to > ssubsequent disk wake-up failure. > [ 286.932540] hisi_sas_v3_hw 0000:32:04.0: resuming from operating > state [D0] > [ 287.732627] hisi_sas_v3_hw 0000:32:04.0: end of resuming controller > [ 293.167893] hisi_sas_v3_hw 0000:32:04.0: entering suspend state > [ 341.760789] sas: Enter sas_scsi_recover_host busy: 0 failed: 0 > [ 341.761006] sas: Executing internal abort failed 5000000000000307 (-22) > [ 341.761021] hisi_sas_v3_hw 0000:32:04.0: I_T nexus reset: internal > abort (-22) > [ 341.761028] sas: ata4: end_device-3:3: Unable to reset ata device? > [ 341.916134] sas: lldd_execute_task returned: -22 > [ 341.916161] ata4.00: failed to IDENTIFY (I/O error, err_mask=0x40) > [ 341.916165] ata4.00: revalidation failed (errno=-5) > [ 346.980523] sas: Executing internal abort failed 5000000000000307 (-22) > [ 346.980542] hisi_sas_v3_hw 0000:32:04.0: I_T nexus reset: internal > abort (-22) > [ 346.980552] sas: ata4: end_device-3:3: Unable to reset ata device? > [ 347.136137] sas: lldd_execute_task returned: -22 > [ 347.136163] ata4.00: failed to IDENTIFY (I/O error, err_mask=0x40) > [ 347.136169] ata4.00: revalidation failed (errno=-5) > [ 352.356924] sas: Executing internal abort failed 5000000000000307 (-22) > [ 352.357001] hisi_sas_v3_hw 0000:32:04.0: I_T nexus reset: internal > abort (-22) > [ 352.357011] sas: ata4: end_device-3:3: Unable to reset ata device? > [ 352.512174] sas: lldd_execute_task returned: -22 > [ 352.512255] ata4.00: failed to IDENTIFY (I/O error, err_mask=0x40) > [ 352.512263] ata4.00: revalidation failed (errno=-5) > [ 352.512269] ata4.00: disable device > [ 352.512324] sas: --- Exit sas_scsi_recover_host: busy: 0 failed: 0 > tries: 1 > [ 352.512408] sas: sas_resume_sata: for direct-attached device > 5000000000000307 returned -19