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Groups > linux.kernel > #1602911
| From | Thomas Gleixner <tglx@linutronix.de> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [patch 5/7] x86/pci: Select CONFIG_PCI_LOCKLESS_CONFIG |
| Date | 2017-03-17 00:20 +0100 |
| Message-ID | <tlMQx-5vf-15@gated-at.bofh.it> (permalink) |
| References | <tlMQx-5vf-1@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
All x86 PCI configuration space accessors have either their own serialization or can operate completely lockless (ECAM). Disable the global lock in the generic PCI configuration space accessors. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> --- arch/x86/Kconfig | 1 + 1 file changed, 1 insertion(+) --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -165,6 +165,7 @@ config X86 select HAVE_UNSTABLE_SCHED_CLOCK select HAVE_USER_RETURN_NOTIFIER select IRQ_FORCED_THREADING + select PCI_LOCKLESS_CONFIG select PERF_EVENTS select RTC_LIB select RTC_MC146818_LIB
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[patch 0/7] x86/pci: Switch to lockless ECAM configuration mode Thomas Gleixner <tglx@linutronix.de> - 2017-03-17 00:20 +0100
[patch 4/7] PCI: Provide Kconfig option for lockless config space accessors Thomas Gleixner <tglx@linutronix.de> - 2017-03-17 00:20 +0100
[patch 1/7] x86/pci: Remove duplicate defines Thomas Gleixner <tglx@linutronix.de> - 2017-03-17 00:20 +0100
[patch 5/7] x86/pci: Select CONFIG_PCI_LOCKLESS_CONFIG Thomas Gleixner <tglx@linutronix.de> - 2017-03-17 00:20 +0100
[patch 3/7] x86/pci/ce4100: Properly lock accessor functions Thomas Gleixner <tglx@linutronix.de> - 2017-03-17 00:20 +0100
Re: [patch 3/7] x86/pci/ce4100: Properly lock accessor functions Andi Kleen <ak@linux.intel.com> - 2017-03-17 01:50 +0100
[patch 6/7] x86/pci/mmcfg: Include 32/64 bit code into shared code Thomas Gleixner <tglx@linutronix.de> - 2017-03-17 00:20 +0100
Re: [patch 6/7] x86/pci/mmcfg: Include 32/64 bit code into shared code Andi Kleen <ak@linux.intel.com> - 2017-03-17 01:40 +0100
Re: [patch 6/7] x86/pci/mmcfg: Include 32/64 bit code into shared code Thomas Gleixner <tglx@linutronix.de> - 2017-03-17 09:50 +0100
[patch 7/7] x86/pci/mmcfg: Switch to ECAM config mode if possible Thomas Gleixner <tglx@linutronix.de> - 2017-03-17 00:20 +0100
Re: [patch 7/7] x86/pci/mmcfg: Switch to ECAM config mode if possible Andi Kleen <ak@linux.intel.com> - 2017-03-17 01:50 +0100
Re: [patch 7/7] x86/pci/mmcfg: Switch to ECAM config mode if possible Thomas Gleixner <tglx@linutronix.de> - 2017-03-17 07:20 +0100
[patch 2/7] x86/pci: Abort if legacy init fails Thomas Gleixner <tglx@linutronix.de> - 2017-03-17 00:20 +0100
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