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Merge bitcoin/bitcoin#23208: util: Add mremap syscall to AllowAddressSpaceAccess

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fab360aa00 util: Add mremap syscall to AllowAddressSpaceAccess (MarcoFalke)

Pull request description:

  Fixes https://github.com/bitcoin/bitcoin/issues/23206

ACKs for top commit:
  practicalswift:
    cr ACK fab360aa00
  laanwj:
    Code review ACK fab360aa00
  fanquake:
    ACK fab360aa00 - confirmed that the GUIX build is working with this change:

Tree-SHA512: 9cf808b3e04830e87bca49b27914993929be3c27eb674d89739b8ea5e5c848c87713d638506c1cd2b80b0129c3dff0c488eb240eef3bbf3d7508ece3c934fb54
This commit is contained in:
fanquake 2021-10-07 12:35:02 +08:00
commit 0500a22d8c
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1 changed files with 8 additions and 7 deletions
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15
src/util/syscall_sandbox.cpp
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@ -523,14 +523,15 @@ public:
void AllowAddressSpaceAccess()
{
allowed_syscalls.insert(__NR_brk); // change data segment size
allowed_syscalls.insert(__NR_madvise); // give advice about use of memory
allowed_syscalls.insert(__NR_brk); // change data segment size
allowed_syscalls.insert(__NR_madvise); // give advice about use of memory
allowed_syscalls.insert(__NR_membarrier); // issue memory barriers on a set of threads
allowed_syscalls.insert(__NR_mlock); // lock memory
allowed_syscalls.insert(__NR_mmap); // map files or devices into memory
allowed_syscalls.insert(__NR_mprotect); // set protection on a region of memory
allowed_syscalls.insert(__NR_munlock); // unlock memory
allowed_syscalls.insert(__NR_munmap); // unmap files or devices into memory
allowed_syscalls.insert(__NR_mlock); // lock memory
allowed_syscalls.insert(__NR_mmap); // map files or devices into memory
allowed_syscalls.insert(__NR_mprotect); // set protection on a region of memory
allowed_syscalls.insert(__NR_mremap); // remap a file in memory
allowed_syscalls.insert(__NR_munlock); // unlock memory
allowed_syscalls.insert(__NR_munmap); // unmap files or devices into memory
}
void AllowEpoll()