Add a __discard sectionto the linker script. Code produced in this section will
not be put in the vmlinux file. This is useful when we have to calculate the
size of an instruction before actually declaring it (for alignment purposes for
instance). This is used by the immediate values.
Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
Acked-by: H. Peter Anvin <hpa@zytor.com>
CC: Andi Kleen <ak@muc.de>
CC: Chuck Ebbert <cebbert@redhat.com>
CC: Christoph Hellwig <hch@infradead.org>
CC: Jeremy Fitzhardinge <jeremy@goop.org>
CC: Thomas Gleixner <tglx@linutronix.de>
CC: Ingo Molnar <mingo@redhat.com>
---
arch/x86/kernel/vmlinux_32.lds.S | 1 +
arch/x86/kernel/vmlinux_64.lds.S | 1 +
2 files changed, 2 insertions(+)
Index: linux-2.6-sched-devel/arch/x86/kernel/vmlinux_32.lds.S
===================================================================
--- linux-2.6-sched-devel.orig/arch/x86/kernel/vmlinux_32.lds.S 2008-04-16 11:07:19.000000000 -0400
+++ linux-2.6-sched-devel/arch/x86/kernel/vmlinux_32.lds.S 2008-04-16 11:17:04.000000000 -0400
@@ -213,6 +213,7 @@ SECTIONS
/* Sections to be discarded */
/DISCARD/ : {
*(.exitcall.exit)
+ *(__discard)
}
STABS_DEBUG
Index: linux-2.6-sched-devel/arch/x86/kernel/vmlinux_64.lds.S
===================================================================
--- linux-2.6-sched-devel.orig/arch/x86/kernel/vmlinux_64.lds.S 2008-04-16 11:07:19.000000000 -0400
+++ linux-2.6-sched-devel/arch/x86/kernel/vmlinux_64.lds.S 2008-04-16 11:17:04.000000000 -0400
@@ -246,6 +246,7 @@ SECTIONS
/DISCARD/ : {
*(.exitcall.exit)
*(.eh_frame)
+ *(__discard)
}
STABS_DEBUG
--
Mathieu Desnoyers
Computer Engineering Ph.D. Student, Ecole Polytechnique de Montreal
OpenPGP key fingerprint: 8CD5 52C3 8E3C 4140 715F BA06 3F25 A8FE 3BAE 9A68
--
| James Bottomley | Re: Integration of SCST in the mainstream Linux kernel |
| Greg Kroah-Hartman | [PATCH 005/196] Chinese: add translation of SubmittingDrivers |
| majkls | sys_chroot+sys_fchdir Fix |
| Paul Mackerras | Re: [linux-pm] [PATCH] Remove process freezer from suspend to RAM pathway |
git: | |
| Jarek Poplawski | [PATCH] pkt_sched: Destroy gen estimators under rtnl_lock(). |
| David Miller | [GIT]: Networking |
| KOSAKI Motohiro | [bug?] tg3: Failed to load firmware "tigon/tg3_tso.bin" |
