32 lines
1.3 KiB
Diff
32 lines
1.3 KiB
Diff
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Date: Fri, 9 Jun 2023 11:10:42 +0800
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Subject: [PATCH 44/59] Record file descriptor when ExtensiveErrorReports is enabled
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---
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hotspot/src/os/linux/vm/os_linux.cpp | 3 ++-
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1 file changed, 2 insertions(+), 1 deletion(-)
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diff --git a/hotspot/src/os/linux/vm/os_linux.cpp b/hotspot/src/os/linux/vm/os_linux.cpp
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index ce4c6de09..a05ad07cf 100644
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--- a/hotspot/src/os/linux/vm/os_linux.cpp
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+++ b/hotspot/src/os/linux/vm/os_linux.cpp
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@@ -2586,7 +2586,7 @@ void os::pd_print_file_descriptor(outputStream* st) {
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// Scan the directory, get symbolic link value
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struct dirent *ptr;
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ssize_t readlink_ret = 0;
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- char symbolic_link_value[MAX_PATH_LEN] = {0};
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+ char symbolic_link_value[MAX_PATH_LEN + 1] = {0};
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char filename[MAX_PATH_LEN] = {0};
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unsigned long file_count = 0;
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while ((ptr = readdir(dir)) != NULL) {
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@@ -2595,6 +2595,7 @@ void os::pd_print_file_descriptor(outputStream* st) {
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(void) snprintf(filename, MAX_PATH_LEN, "%s%s", process_path, ptr->d_name);
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readlink_ret = readlink(filename, symbolic_link_value, MAX_PATH_LEN);
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if (readlink_ret > 0) {
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+ symbolic_link_value[readlink_ret] = '\0';
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st->print_cr("%s -> %s", ptr->d_name, symbolic_link_value);
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} else {
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st->print_cr("%s: readlink failed, errno: %d", ptr->d_name, errno);
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--
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2.22.0
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