From: Helge Deller <deller@gmx.de>
To: linux-parisc@vger.kernel.org,
James Bottomley <James.Bottomley@HansenPartnership.com>,
John David Anglin <dave.anglin@bell.net>
Subject: Re: [PATCH, v2] parisc: Add compile-time check when adding new syscalls
Date: Sun, 15 Mar 2015 21:32:12 +0100 [thread overview]
Message-ID: <20150315203212.GA452@ls3530.box> (raw)
In-Reply-To: <20150314203416.GA10789@ls3530.box>
Signed-off-by: Helge Deller <deller@gmx.de>
diff --git a/arch/parisc/kernel/syscall_table.S b/arch/parisc/kernel/syscall_table.S
index 5a8997d..0959fcc 100644
--- a/arch/parisc/kernel/syscall_table.S
+++ b/arch/parisc/kernel/syscall_table.S
@@ -55,6 +55,7 @@
#define ENTRY_COMP(_name_) .word sys_##_name_
#endif
+99:
ENTRY_SAME(restart_syscall) /* 0 */
ENTRY_SAME(exit)
ENTRY_SAME(fork_wrapper)
@@ -439,6 +440,15 @@
ENTRY_SAME(bpf)
ENTRY_COMP(execveat)
+
+#if defined(CONFIG_64BIT)
+.ifne (. - 99b) - (__NR_Linux_syscalls * 8)
+#else /* !defined(CONFIG_64BIT) */
+.ifne (. - 99b) - (__NR_Linux_syscalls * 4)
+#endif
+.error "size of syscall table does not fit value of __NR_Linux_syscalls"
+.endif
+
/* Nothing yet */
#undef ENTRY_SAME
prev parent reply other threads:[~2015-03-15 20:32 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-03-14 20:34 [PATCH] parisc: Add compile-time check when adding new syscalls Helge Deller
2015-03-15 20:32 ` Helge Deller [this message]
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