Messages in this thread | | | Date | Mon, 4 Aug 2003 18:13:04 -0700 (PDT) | From | Patrick Mochel <> | Subject | [BK PATCH] Power Management Updates |
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Linus,
Here is a set of Power Management changes that contain the changes Pavel has been trying to push to you for a couple of weeks now. They have been split up into individual changesets and hand merged to be a bit cleaner than the original patches.
These also contain initial efforts to start cleaning up swsusp by splitting out shareable functionality and moving the whole lot from kernel/suspend.c into kernel/power/*.c.
The tree can be pulled from:
bk://kernel.bkbits.net/home/mochel/linux-2.5-power
The changesets are described below.
Individual patches can be viewed here:
http://developer.osdl.org/~mochel/patches/aug4/power/
I will not be sending them, as some of them are quite large (from moving files/directories).
Pavel: please review and let me know if I missed anything important, so I can (quickly) fix it up.
Thanks,
-pat
drivers/power/Makefile | 2 drivers/power/process.c | 120 --- drivers/power/swsusp.c | 1179 ---------------------------------- kernel/suspend.c | 1281 -------------------------------------- arch/i386/Kconfig | 11 arch/i386/kernel/Makefile | 2 arch/i386/kernel/suspend.c | 6 arch/i386/kernel/suspend_asm.S | 26 arch/i386/kernel/sysenter.c | 2 drivers/Makefile | 2 drivers/acpi/Kconfig | 4 drivers/acpi/sleep/main.c | 12 drivers/base/power.c | 6 drivers/power/Makefile | 2 drivers/power/process.c | 120 +++ drivers/power/swsusp.c | 1382 ++++++++++++++++++++++++++++++++++++++--- include/linux/suspend.h | 35 - kernel/Makefile | 3 kernel/power/Makefile | 4 kernel/power/console.c | 40 + kernel/power/power.h | 9 kernel/power/process.c | 155 ++++ kernel/power/swsusp.c | 1268 +++++++++++++++++++++++++++++++++++-- 23 files changed, 2836 insertions(+), 2835 deletions(-) -----
ChangeSet@1.1519, 2003-08-04 17:39:28-07:00, mochel@osdl.org [power] Make sure ACPI prepares a console during S3. Orginally from Pavel Machek.
drivers/acpi/sleep/main.c | 10 +++++++--- 1 files changed, 7 insertions(+), 3 deletions(-)
ChangeSet@1.1518, 2003-08-04 17:35:30-07:00, mochel@osdl.org [power] Divorce suspend console code from swsusp. - Create kernel/power/console.c - Rename prepare_suspend_console() to pm_prepare_console() and restore_console() to pm_restore_console(). - Add prototypes to include/linux/suspend.h. - Make kernel/power/console.o dependent only on CONFIG_PM - Simplify logic for SUSPEND_CONSOLE define - Make software_resume() prepare console much earlier, so we can localize the loglevel variables in console.c. - Remove #ifdef CONFIG_VT from console.c, and just check for SUSPEND_CONSOLE. (Perhaps we should make entire file dependent on CONFIG_VT_CONSOLE?) - Add kernel/power/power.h to share things across local files.
include/linux/suspend.h | 4 +++ kernel/power/Makefile | 2 - kernel/power/console.c | 40 ++++++++++++++++++++++++++++++ kernel/power/power.h | 9 ++++++ kernel/power/swsusp.c | 62 ++++++------------------------------------------ 5 files changed, 62 insertions(+), 55 deletions(-)
ChangeSet@1.1517, 2003-08-04 17:14:08-07:00, mochel@osdl.org [power] Minor swsusp cleanups. - Call blk_run_queues() from do_software_suspend() directly, instead of wrapping it in helper function. - Get rid of ominous compiler warning. - Change BUG_ON(in_interrupt()) to might_sleep() in software_suspend(), so we still get back trace, but don't actually BUG(). Orginally from Pavel Machek.
kernel/power/swsusp.c | 22 ++++------------------ 1 files changed, 4 insertions(+), 18 deletions(-)
ChangeSet@1.1516, 2003-08-04 16:08:22-07:00, mochel@osdl.org [power] Fix up refrigerator to work with ^Z-ed processes Originally from Pavel Machek: schedule() added makes processes start at exactly that point, making printouts nicer.
kernel/power/process.c | 35 +++++++++++++++++++++-------------- 1 files changed, 21 insertions(+), 14 deletions(-)
ChangeSet@1.1515, 2003-08-04 15:49:17-07:00, mochel@osdl.org [power] Kill some unnessecary printk()s. From Pavel Machek.
arch/i386/kernel/sysenter.c | 2 -- drivers/acpi/sleep/main.c | 2 +- drivers/base/power.c | 6 ------ kernel/power/swsusp.c | 5 +---- 4 files changed, 2 insertions(+), 13 deletions(-)
ChangeSet@1.1514, 2003-08-04 15:45:48-07:00, mochel@osdl.org [power] Move drivers/power/ to kernel/power/
drivers/power/Makefile | 2 drivers/power/process.c | 120 ---- drivers/power/swsusp.c | 1179 ------------------------------------------------ drivers/Makefile | 1 kernel/Makefile | 2 kernel/power/Makefile | 2 kernel/power/process.c | 120 ++++ kernel/power/swsusp.c | 1179 ++++++++++++++++++++++++++++++++++++++++++++++++ 8 files changed, 1302 insertions(+), 1303 deletions(-)
ChangeSet@1.1511, 2003-07-17 19:33:59-07:00, mochel@osdl.org [power] Remove duplicate target.
arch/i386/kernel/Makefile | 2 +- 1 files changed, 1 insertion(+), 1 deletion(-)
ChangeSet@1.1510, 2003-07-17 19:29:29-07:00, mochel@osdl.org [power] Make CONFIG_ACPI_SLEEP and CONFIG_SOFTWARE_SUSPEND independent. - Each dependent on CONFIG_PM only. - From Pavel Machek.
arch/i386/Kconfig | 11 +++-------- drivers/acpi/Kconfig | 4 ++-- 2 files changed, 5 insertions(+), 10 deletions(-)
ChangeSet@1.1509, 2003-07-17 19:28:09-07:00, mochel@osdl.org [power] Move saved_context_* variables. - From arch/i386/kernel/suspend_asm.S to arch/i386/kernel/suspend.c - Allows usage by both swsusp and ACPI independently on one another.
arch/i386/kernel/suspend.c | 6 ++++++ arch/i386/kernel/suspend_asm.S | 26 -------------------------- 2 files changed, 6 insertions(+), 26 deletions(-)
ChangeSet@1.1508, 2003-07-17 19:26:48-07:00, mochel@osdl.org [power] Move process suspension functions to their own file. - Now in drivers/power/process.c - Make those functions only dependent on CONFIG_PM, not CONFIG_SOFTWARE_SUSPEND.
drivers/power/Makefile | 1 drivers/power/process.c | 120 ++++++++++++++++++++++++++++++++++++++++++++++++ drivers/power/swsusp.c | 101 ---------------------------------------- include/linux/suspend.h | 31 ++++++++---- 4 files changed, 143 insertions(+), 110 deletions(-)
ChangeSet@1.1507, 2003-07-17 18:50:02-07:00, mochel@osdl.org [power] Create drivers/power/ Move kernel/suspend.c -> drivers/power/swsusp.c
kernel/suspend.c | 1281 ------------------------------------------------- drivers/Makefile | 1 drivers/power/Makefile | 1 drivers/power/swsusp.c | 1281 +++++++++++++++++++++++++++++++++++++++++++++++++ kernel/Makefile | 1 5 files changed, 1283 insertions(+), 1282 deletions(-)
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