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Pascal Zittlau
2025-12-03 09:02:27 +01:00
parent 3ee245ba5f
commit b46bfc8dd7
1 changed files with 36 additions and 11 deletions
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47
src/Patcher.zig
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@@ -137,18 +137,25 @@ pub const Statistics = struct {
pub const empty = mem.zeroes(Statistics); pub const empty = mem.zeroes(Statistics);
pub fn punningSum(statistics: *const Statistics) u64 { pub fn punningSum(stats: *const Statistics) u64 {
return statistics.punning[0] + statistics.punning[1] + return stats.punning[0] + stats.punning[1] +
statistics.punning[2] + statistics.punning[3]; stats.punning[2] + stats.punning[3];
} }
pub fn successful(statistics: *const Statistics) u64 { pub fn successful(stats: *const Statistics) u64 {
return statistics.jump + statistics.punningSum() + return stats.jump + stats.punningSum() +
statistics.successor_eviction + statistics.neighbor_eviction; stats.successor_eviction + stats.neighbor_eviction;
} }
pub fn total(statistics: *const Statistics) u64 { pub fn total(stats: *const Statistics) u64 {
return statistics.successful() + statistics.failed; return stats.successful() + stats.failed;
}
pub fn percentage(stats: *const Statistics) f64 {
if (stats.total() == 0) return 1;
const s: f64 = @floatFromInt(stats.successful());
const t: f64 = @floatFromInt(stats.total());
return s / t;
} }
pub fn add(self: *Statistics, other: *const Statistics) void { pub fn add(self: *Statistics, other: *const Statistics) void {
@@ -262,11 +269,25 @@ pub fn patchRegion(patcher: *Patcher, region: []align(page_size) u8) !void {
} }
} }
if (try patcher.attemptDirectOrPunning(request, arena, &locked_bytes, &pages_made_writable, &stats)) { if (try patcher.attemptDirectOrPunning(
request,
arena,
&locked_bytes,
&pages_made_writable,
&stats,
)) {
continue :requests; continue :requests;
} }
if (try patcher.attemptSuccessorEviction(request, arena, &locked_bytes, &pages_made_writable, &stats)) { if (try patcher.attemptSuccessorEviction(
request,
arena,
&locked_bytes,
&pages_made_writable,
&stats,
)) {
continue :requests;
}
continue :requests; continue :requests;
} }
@@ -283,7 +304,11 @@ pub fn patchRegion(patcher: *Patcher, region: []align(page_size) u8) !void {
assert(stats.total() == patch_requests.items.len); assert(stats.total() == patch_requests.items.len);
log.info("{}", .{stats}); log.info("{}", .{stats});
log.info("patched: {}/{}", .{ stats.successful(), stats.total() }); log.info("patched: {}/{}: {:2.2}%", .{
stats.successful(),
stats.total(),
stats.percentage() * 100,
});
log.info("patchRegion: Finished applying patches", .{}); log.info("patchRegion: Finished applying patches", .{});
} }
} }