change system file

hc

2024-10-09 244b2c5ca8b14627e4a17755e5922221e121c771

 kernel/tools/vm/page_owner_sort.c
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@@ -4,8 +4,9 @@
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  *
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  * Example use:
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  * cat /sys/kernel/debug/page_owner > page_owner_full.txt
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- * grep -v ^PFN page_owner_full.txt > page_owner.txt
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- * ./sort page_owner.txt sorted_page_owner.txt
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+ * ./page_owner_sort page_owner_full.txt sorted_page_owner.txt
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+ *
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+ * See Documentation/vm/page_owner.rst
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 */
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 #include <stdio.h>
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@@ -36,6 +37,8 @@
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 	while (buf_end - curr > 1 && fgets(curr, buf_end - curr, fin)) {
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 		if (*curr == '\n') /* empty line */
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 			return curr - buf;
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+		if (!strncmp(curr, "PFN", 3))
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+			continue;
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 		curr += strlen(curr);
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 	}
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