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try other allocation for relocation overflow

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This commit is contained in:
Pascal Zittlau
2025-12-08 09:56:00 +01:00
parent 1922669c53
commit 49ae70ec2c
1 changed files with 10 additions and 4 deletions
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14
src/Patcher.zig
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@@ -623,18 +623,21 @@ fn attemptNeighborEviction(
.old_addr = @intFromPtr(request.bytes.ptr),
};
}
try commitTrampoline(
commitTrampoline(
trampoline,
patch_flicken.bytes,
reloc_info,
@intFromPtr(request.bytes.ptr) + request.size,
);
) catch |err| switch (err) {
error.RelocationOverflow => continue,
else => return err,
};
}
// 2. Write Victim Trampoline (J_Victim target)
{
const trampoline: [*]u8 = @ptrFromInt(victim_range.getStart(u64));
try commitTrampoline(
commitTrampoline(
trampoline,
victim_orig_bytes[0..victim_size],
.{
@@ -642,7 +645,10 @@ fn attemptNeighborEviction(
.old_addr = @intFromPtr(victim_bytes_all.ptr),
},
@intFromPtr(victim_bytes_all.ptr) + victim_size,
);
) catch |err| switch (err) {
error.RelocationOverflow => continue,
else => return err,
};
}
// 3. Write J_Victim (overwrites head of J_Patch which is fine)