Re: [PATCH] qemu/osdep: Remove fallback for MAP_FIXED_NOREPLACE

2023-08-08 Thread Richard Henderson
On 8/8/23 20:50, Michael Tokarev wrote: 08.08.2023 19:44, Richard Henderson пишет: In order for our emulation of MAP_FIXED_NOREPLACE to succeed within linux-user target_mmap, we require a non-zero value.  This does not require host kernel support, merely the bit being defined. Hm. Should we ad

Re: [PATCH] qemu/osdep: Remove fallback for MAP_FIXED_NOREPLACE

2023-08-08 Thread Michael Tokarev
08.08.2023 19:44, Richard Henderson пишет: In order for our emulation of MAP_FIXED_NOREPLACE to succeed within linux-user target_mmap, we require a non-zero value. This does not require host kernel support, merely the bit being defined. Hm. Should we add something like assert(MAP_FIXED_NOREP

Re: [PATCH] qemu/osdep: Remove fallback for MAP_FIXED_NOREPLACE

2023-08-08 Thread Akihiko Odaki
On 2023/08/09 1:44, Richard Henderson wrote: In order for our emulation of MAP_FIXED_NOREPLACE to succeed within linux-user target_mmap, we require a non-zero value. This does not require host kernel support, merely the bit being defined. MAP_FIXED_NOREPLACE was added with glibc 2.28. From rep

Re: [PATCH] qemu/osdep: Remove fallback for MAP_FIXED_NOREPLACE

2023-08-08 Thread Alex Bennée
Richard Henderson writes: > In order for our emulation of MAP_FIXED_NOREPLACE to succeed within > linux-user target_mmap, we require a non-zero value. This does not > require host kernel support, merely the bit being defined. > > MAP_FIXED_NOREPLACE was added with glibc 2.28. From repology.or

[PATCH] qemu/osdep: Remove fallback for MAP_FIXED_NOREPLACE

2023-08-08 Thread Richard Henderson
In order for our emulation of MAP_FIXED_NOREPLACE to succeed within linux-user target_mmap, we require a non-zero value. This does not require host kernel support, merely the bit being defined. MAP_FIXED_NOREPLACE was added with glibc 2.28. From repology.org: Fedora 36: 2.35