| author |  Alex Rønne Petersen <alex@alexrp.com> 2024-11-12 16:59:22+01:00 |
| committer | Alex Rønne Petersen <alex@alexrp.com> 2024-11-20 23:07:46+01:00 |
| log | f845fa04a0dce3104efe129c73a6ad792b1712b6 |
| tree | 0b9437ada093d4a84e8450b97caf72cb3c658855 |
| parent | a5d4ad17b716508c2e1a2c1c0cf0b32bed08e26f |
std.debug: Gracefully handle process_vm_readv() EPERM in MemoryAccessor.read().
Closes #21815.1 files changed, 2 insertions(+), 1 deletions(-)
lib- std
- debug
lib/std/debug/MemoryAccessor.zig+2-1
| ... | ... | @@ -48,7 +48,8 @@ fn read(ma: *MemoryAccessor, address: usize, buf: []u8) bool { |
| 48 | 48 | switch (linux.E.init(bytes_read)) { |
| 49 | 49 | .SUCCESS => return bytes_read == buf.len, |
| 50 | 50 | .FAULT => return false, |
| 51 | .INVAL, .PERM, .SRCH => unreachable, // own pid is always valid | |
| 51 | .INVAL, .SRCH => unreachable, // own pid is always valid | |
| 52 | .PERM => {}, // Known to happen in containers. | |
| 52 | 53 | .NOMEM => {}, |
| 53 | 54 | .NOSYS => {}, // QEMU is known not to implement this syscall. |
| 54 | 55 | else => unreachable, // unexpected |