Re: [PATCH RESEND 0/8] Fix mmap base in bottom-up mmap

2019-08-27 Thread Alex Ghiti
On 8/26/19 6:37 PM, Helge Deller wrote: On 26.08.19 09:34, Alexandre Ghiti wrote: On 6/20/19 7:03 AM, Alexandre Ghiti wrote: This series fixes the fallback of the top-down mmap: in case of failure, a bottom-up scheme can be tried as a last resort between the top-down mmap base and the stack,

Re: [PATCH RESEND 0/8] Fix mmap base in bottom-up mmap

2019-08-26 Thread Helge Deller
On 26.08.19 09:34, Alexandre Ghiti wrote: On 6/20/19 7:03 AM, Alexandre Ghiti wrote: This series fixes the fallback of the top-down mmap: in case of failure, a bottom-up scheme can be tried as a last resort between the top-down mmap base and the stack, hoping for a large unused stack limit.

Re: [PATCH RESEND 0/8] Fix mmap base in bottom-up mmap

2019-08-26 Thread Alexandre Ghiti
On 6/20/19 7:03 AM, Alexandre Ghiti wrote: This series fixes the fallback of the top-down mmap: in case of failure, a bottom-up scheme can be tried as a last resort between the top-down mmap base and the stack, hoping for a large unused stack limit. Lots of architectures and even mm code start

Re: [PATCH RESEND 0/8] Fix mmap base in bottom-up mmap

2019-07-30 Thread Alexandre Ghiti
On 6/20/19 7:03 AM, Alexandre Ghiti wrote: This series fixes the fallback of the top-down mmap: in case of failure, a bottom-up scheme can be tried as a last resort between the top-down mmap base and the stack, hoping for a large unused stack limit. Lots of architectures and even mm code start

[PATCH RESEND 0/8] Fix mmap base in bottom-up mmap

2019-06-19 Thread Alexandre Ghiti
This series fixes the fallback of the top-down mmap: in case of failure, a bottom-up scheme can be tried as a last resort between the top-down mmap base and the stack, hoping for a large unused stack limit. Lots of architectures and even mm code start this fallback at TASK_UNMAPPED_BASE, which is

[PATCH RESEND 0/8] Fix mmap base in bottom-up mmap

2019-06-18 Thread Alexandre Ghiti
This series fixes the fallback of the top-down mmap: in case of failure, a bottom-up scheme can be tried as a last resort between the top-down mmap base and the stack, hoping for a large unused stack limit. Lots of architectures and even mm code start this fallback at TASK_UNMAPPED_BASE, which is

[PATCH RESEND 0/8] Fix mmap base in bottom-up mmap

2019-06-18 Thread Alexandre Ghiti
(Sorry for the previous interrupted series) This series fixes the fallback of the top-down mmap: in case of failure, a bottom-up scheme can be tried as a last resort between the top-down mmap base and the stack, hoping for a large unused stack limit. Lots of architectures and even mm code start