Displaying 2 results from an estimated 2 matches for "syscore_resum".
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syscore_resume
2013 Nov 19
5
Xen S3 host resume: "Interrupts enabled after xen_acpi_processor_resume+0x0/0x34"
...9;m seeing:
[48002.772629] ACPI: Low-level resume complete
[48002.772802] PM: Restoring platform NVS memory
[48002.776143] xen_acpi_processor: Uploading Xen processor PM info
[48002.776691] ------------[ cut here ]------------
[48002.776712] WARNING: CPU: 0 PID: 10235 at drivers/base/syscore.c:104 syscore_resume+0x9a/0xe0()
[48002.776751] Interrupts enabled after xen_acpi_processor_resume+0x0/0x34 [xen_acpi_processor]
[48002.776836] Modules linked in: tcp_lp btrfs zlib_deflate raid6_pq xor ufs hfsplus hfs
minix vfat msdos fat jfs xfs libcrc32c reiserfs xt_CHECKSUM tun hidp fuse nf_conntrack_
netbios_ns n...
2011 Nov 01
0
Patch "genirq: Add IRQF_RESUME_EARLY and resume such IRQs earlier" has been added to the 3.1-stable tree
...t;ian.campbell@citrix.com>
Date: Mon, 3 Oct 2011 15:37:00 +0100
Subject: genirq: Add IRQF_RESUME_EARLY and resume such IRQs earlier
From: Ian Campbell <ian.campbell@citrix.com>
commit 9bab0b7fbaceec47d32db51cd9e59c82fb071f5a upstream.
This adds a mechanism to resume selected IRQs during syscore_resume
instead of dpm_resume_noirq.
Under Xen we need to resume IRQs associated with IPIs early enough
that the resched IPI is unmasked and we can therefore schedule
ourselves out of the stop_machine where the suspend/resume takes
place.
This issue was introduced by 676dc3cf5bc3 "xen: Use IRQF_FOR...