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From: Xianting Tian <xianting.tian@linux.alibaba.com>
To: crash-utility@redhat.com, mick@ics.forth.gr,
	heinrich.schuchardt@canonical.com, guoren@kernel.org,
	k-hagio-ab@nec.com, yixun.lan@gmail.com, lijiang@redhat.com
Cc: linux-riscv@lists.infradead.org, kexec@lists.infradead.org,
	hschauhan@nulltrace.org, lifang_xia@linux.alibaba.com,
	Xianting Tian <xianting.tian@linux.alibaba.com>
Subject: [Crash-utility][PATCH V4 9/9] RISCV64: Add the implementation of symbol verify
Date: Thu, 20 Oct 2022 09:50:14 +0800	[thread overview]
Message-ID: <20221020015014.46085-10-xianting.tian@linux.alibaba.com> (raw)
In-Reply-To: <20221020015014.46085-1-xianting.tian@linux.alibaba.com>

Verify the symbol to accept or reject a symbol from the kernel namelist.

Signed-off-by: Xianting Tian <xianting.tian@linux.alibaba.com>
---
 riscv64.c | 15 ++++++++++++++-
 1 file changed, 14 insertions(+), 1 deletion(-)

diff --git a/riscv64.c b/riscv64.c
index c8693e8..94eca90 100644
--- a/riscv64.c
+++ b/riscv64.c
@@ -165,10 +165,23 @@ riscv64_cmd_mach(void)
 	riscv64_display_machine_stats();
 }
 
+/*
+ * Accept or reject a symbol from the kernel namelist.
+ */
 static int
 riscv64_verify_symbol(const char *name, ulong value, char type)
 {
-	/* TODO: */
+	if (CRASHDEBUG(8) && name && strlen(name))
+		fprintf(fp, "%08lx %s\n", value, name);
+
+	if (!(machdep->flags & KSYMS_START)) {
+		if (STREQ(name, "_text") || STREQ(name, "_stext"))
+			machdep->flags |= KSYMS_START;
+
+		return (name && strlen(name) && !STRNEQ(name, "__func__.") &&
+			!STRNEQ(name, "__crc_"));
+	}
+
 	return TRUE;
 }
 
-- 
2.17.1


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      parent reply	other threads:[~2022-10-20  3:03 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-10-20  1:50 [Crash-utility][PATCH V4 0/9] Support RISCV64 arch and common commands Xianting Tian
2022-10-20  1:50 ` [Crash-utility][PATCH V4 1/9] Add RISCV64 framework code support Xianting Tian
2022-10-21  2:17   ` HAGIO KAZUHITO(萩尾　一仁)
2022-10-21  2:42     ` Xianting Tian
2022-10-21  2:57       ` HAGIO KAZUHITO(萩尾　一仁)
2022-11-03  5:32         ` lijiang
2022-11-09  9:01           ` Xianting Tian
2022-12-22  4:48             ` HAGIO KAZUHITO(萩尾　一仁)
2022-10-20  1:50 ` [Crash-utility][PATCH V4 2/9] RISCV64: Make crash tool enter command line and support some commands Xianting Tian
2022-10-20  1:50 ` [Crash-utility][PATCH V4 3/9] RISCV64: Add 'dis' command support Xianting Tian
2022-10-20  1:50 ` [Crash-utility][PATCH V4 4/9] RISCV64: Add irq " Xianting Tian
2022-10-20  1:50 ` [Crash-utility][PATCH V4 5/9] RISCV64: Add 'bt' " Xianting Tian
2022-10-20  1:50 ` [Crash-utility][PATCH V4 6/9] RISCV64: Add 'help -r' " Xianting Tian
2022-10-20  1:50 ` [Crash-utility][PATCH V4 7/9] RISCV64: Add 'help -m/M' " Xianting Tian
2022-10-20  1:50 ` [Crash-utility][PATCH V4 8/9] RISCV64: Add 'mach' " Xianting Tian
2022-10-20  1:50 ` Xianting Tian [this message]

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