File gh120226-fix-sendfile-test-kernel-610.patch of Package python38

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File gh120226-fix-sendfile-test-kernel-610.patch of Package python38

From 1b3f6523a5c83323cdc44031b33a1c062e5dc698 Mon Sep 17 00:00:00 2001
From: Xi Ruoyao <xry111@xry111.site>
Date: Fri, 7 Jun 2024 23:51:32 +0800
Subject: [PATCH] gh-120226: Fix
 test_sendfile_close_peer_in_the_middle_of_receiving on Linux >= 6.10
 (GH-120227)

The worst case is that the kernel buffers 17 pages with a page size of 64k.
(cherry picked from commit a7584245661102a5768c643fbd7db8395fd3c90e)

Co-authored-by: Xi Ruoyao <xry111@xry111.site>
---
 Lib/test/test_asyncio/test_sendfile.py |    7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

--- a/Lib/test/test_asyncio/test_sendfile.py
+++ b/Lib/test/test_asyncio/test_sendfile.py
@@ -86,9 +86,10 @@ class MyProto(asyncio.Protocol):
 
 class SendfileBase:
 
-      # 128 KiB plus small unaligned to buffer chunk
-    DATA = b"SendfileBaseData" * (1024 * 8 + 1)
-
+    # Linux >= 6.10 seems buffering up to 17 pages of data.
+    # So DATA should be large enough to make this test reliable even with a
+    # 64 KiB page configuration.
+    DATA = b"x" * (1024 * 17 * 64 + 1)
     # Reduce socket buffer size to test on relative small data sets.
     BUF_SIZE = 4 * 1024   # 4 KiB

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File gh120226-fix-sendfile-test-kernel-610.patch of Package python38

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