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ata fixes for 6.12-rc3

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- Fix a hibernate regression where the disk was needlessly spun down and
    then immediately spun up both when entering and when resuming from
    hibernation (me)
 
  - Update the MAINTAINERS file to remove remnants from Jens maintainership
    of libata (Damien)
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Merge tag 'ata-6.12-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/libata/linux

Pull ata fixes from Niklas Cassel:

 - Fix a hibernate regression where the disk was needlessly spun down
   and then immediately spun up both when entering and when resuming
   from hibernation (me)

 - Update the MAINTAINERS file to remove remnants from Jens
   maintainership of libata (Damien)

* tag 'ata-6.12-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/libata/linux:
  ata: libata: Update MAINTAINERS file
  ata: libata: avoid superfluous disk spin down + spin up during hibernation
This commit is contained in:
Linus Torvalds 2024-10-11 11:18:31 -07:00
commit 3700dc91b3
2 changed files with 14 additions and 10 deletions
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6
MAINTAINERS
View File

@ -12944,7 +12944,6 @@ LIBATA PATA ARASAN COMPACT FLASH CONTROLLER
M: Viresh Kumar <vireshk@kernel.org>
L: linux-ide@vger.kernel.org
S: Maintained
T: git git://git.kernel.org/pub/scm/linux/kernel/git/axboe/linux-block.git
F: drivers/ata/pata_arasan_cf.c
F: include/linux/pata_arasan_cf_data.h
@ -12958,17 +12957,14 @@ LIBATA PATA FARADAY FTIDE010 AND GEMINI SATA BRIDGE DRIVERS
M: Linus Walleij <linus.walleij@linaro.org>
L: linux-ide@vger.kernel.org
S: Maintained
T: git git://git.kernel.org/pub/scm/linux/kernel/git/axboe/linux-block.git
F: drivers/ata/pata_ftide010.c
F: drivers/ata/sata_gemini.c
F: drivers/ata/sata_gemini.h
LIBATA SATA AHCI PLATFORM devices support
M: Hans de Goede <hdegoede@redhat.com>
M: Jens Axboe <axboe@kernel.dk>
L: linux-ide@vger.kernel.org
S: Maintained
T: git git://git.kernel.org/pub/scm/linux/kernel/git/axboe/linux-block.git
F: drivers/ata/ahci_platform.c
F: drivers/ata/libahci_platform.c
F: include/linux/ahci_platform.h
@ -12977,7 +12973,6 @@ LIBATA SATA AHCI SYNOPSYS DWC CONTROLLER DRIVER
M: Serge Semin <fancer.lancer@gmail.com>
L: linux-ide@vger.kernel.org
S: Maintained
T: git git://git.kernel.org/pub/scm/linux/kernel/git/dlemoal/libata.git
F: Documentation/devicetree/bindings/ata/baikal,bt1-ahci.yaml
F: Documentation/devicetree/bindings/ata/snps,dwc-ahci.yaml
F: drivers/ata/ahci_dwc.c
@ -12986,7 +12981,6 @@ LIBATA SATA PROMISE TX2/TX4 CONTROLLER DRIVER
M: Mikael Pettersson <mikpelinux@gmail.com>
L: linux-ide@vger.kernel.org
S: Maintained
T: git git://git.kernel.org/pub/scm/linux/kernel/git/axboe/linux-block.git
F: drivers/ata/sata_promise.*
LIBATA SUBSYSTEM (Serial and Parallel ATA drivers)

18
drivers/ata/libata-eh.c
View File

@ -4099,10 +4099,20 @@ static void ata_eh_handle_port_suspend(struct ata_port *ap)
WARN_ON(ap->pflags & ATA_PFLAG_SUSPENDED);
/* Set all devices attached to the port in standby mode */
ata_for_each_link(link, ap, HOST_FIRST) {
ata_for_each_dev(dev, link, ENABLED)
ata_dev_power_set_standby(dev);
/*
* We will reach this point for all of the PM events:
* PM_EVENT_SUSPEND (if runtime pm, PM_EVENT_AUTO will also be set)
* PM_EVENT_FREEZE, and PM_EVENT_HIBERNATE.
*
* We do not want to perform disk spin down for PM_EVENT_FREEZE.
* (Spin down will be performed by the subsequent PM_EVENT_HIBERNATE.)
*/
if (!(ap->pm_mesg.event & PM_EVENT_FREEZE)) {
/* Set all devices attached to the port in standby mode */
ata_for_each_link(link, ap, HOST_FIRST) {
ata_for_each_dev(dev, link, ENABLED)
ata_dev_power_set_standby(dev);
}
}
/*