31 lines
1.2 KiB
Diff
31 lines
1.2 KiB
Diff
From 78a6bcfed4b73f13b9973afd69b76067dd4a5dde Mon Sep 17 00:00:00 2001
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From: Calixte Denizet <calixte.denizet@gmail.com>
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Date: Mon, 4 Oct 2021 11:07:56 +0200
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Subject: [PATCH] Remove FlushViewOfFile when unmaping gcda files - it can
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causes bad performances with slow disks; - MS docs say that it's mainly
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useful in case of hard failures (OS crash, electrical failure, ...): so it's
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useless to call this function when ccov builds run on CI.
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---
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compiler-rt/lib/profile/GCDAProfiling.c | 5 -----
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1 file changed, 5 deletions(-)
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diff --git a/compiler-rt/lib/profile/GCDAProfiling.c b/compiler-rt/lib/profile/GCDAProfiling.c
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index 4293e8f7b5bf..83650d33c95d 100644
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--- a/compiler-rt/lib/profile/GCDAProfiling.c
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+++ b/compiler-rt/lib/profile/GCDAProfiling.c
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@@ -286,11 +286,6 @@ static int map_file() {
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static void unmap_file() {
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#if defined(_WIN32)
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- if (!FlushViewOfFile(write_buffer, file_size)) {
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- fprintf(stderr, "profiling: %s: cannot flush mapped view: %lu\n", filename,
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- GetLastError());
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- }
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-
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if (!UnmapViewOfFile(write_buffer)) {
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fprintf(stderr, "profiling: %s: cannot unmap mapped view: %lu\n", filename,
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GetLastError());
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--
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2.33.0
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