Re: acpi_backlight=vendor no longer working around buggy laptop from hell

2013-07-28 Thread Cristian Rodríguez
El 28/07/13 21:05, Aaron Lu escribió: So does adding nox2apic still work for you with latest Linus' tree? Yes, nox2apic makes things work again, but has always puzzled me why acpi_backlight=vendor made it work previously with no apparent bad side effect.. The only possible hint in the

Re: acpi_backlight=vendor no longer working around buggy laptop from hell

2013-07-28 Thread Aaron Lu
On 07/28/2013 01:19 AM, Cristian Rodríguez wrote: > Hi: > > I have a DELL XPS 15z laptop with the latest BIOS (A12). > > This piece of crap have never worked properly without special boot > parameters. Up to kernel 3.10, passing acpi_backlight=vendor was enough > to allow the machine to

Re: acpi_backlight=vendor no longer working around buggy laptop from hell

2013-07-28 Thread Aaron Lu
On 07/28/2013 01:19 AM, Cristian Rodríguez wrote: Hi: I have a DELL XPS 15z laptop with the latest BIOS (A12). This piece of crap have never worked properly without special boot parameters. Up to kernel 3.10, passing acpi_backlight=vendor was enough to allow the machine to complete boot

Re: acpi_backlight=vendor no longer working around buggy laptop from hell

2013-07-28 Thread Cristian Rodríguez
El 28/07/13 21:05, Aaron Lu escribió: So does adding nox2apic still work for you with latest Linus' tree? Yes, nox2apic makes things work again, but has always puzzled me why acpi_backlight=vendor made it work previously with no apparent bad side effect.. The only possible hint in the

acpi_backlight=vendor no longer working around buggy laptop from hell

2013-07-27 Thread Cristian Rodríguez
Hi: I have a DELL XPS 15z laptop with the latest BIOS (A12). This piece of crap have never worked properly without special boot parameters. Up to kernel 3.10, passing acpi_backlight=vendor was enough to allow the machine to complete boot and be usable. Now with 3.11 rc2 (also with today's

acpi_backlight=vendor no longer working around buggy laptop from hell

2013-07-27 Thread Cristian Rodríguez
Hi: I have a DELL XPS 15z laptop with the latest BIOS (A12). This piece of crap have never worked properly without special boot parameters. Up to kernel 3.10, passing acpi_backlight=vendor was enough to allow the machine to complete boot and be usable. Now with 3.11 rc2 (also with today's