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Message-Id: <20200225222648.485203436@linutronix.de>
User-Agent: quilt/0.65
Date:   Tue, 25 Feb 2020 23:16:09 +0100
From:   Thomas Gleixner <tglx@linutronix.de>
To:     LKML <linux-kernel@vger.kernel.org>
Cc:     x86@kernel.org, Steven Rostedt <rostedt@goodmis.org>,
        Brian Gerst <brgerst@gmail.com>,
        Juergen Gross <jgross@suse.com>,
        Paolo Bonzini <pbonzini@redhat.com>,
        Arnd Bergmann <arnd@arndb.de>
Subject: [patch 03/24] x86/entry/64: Reorder idtentries
References: <20200225221606.511535280@linutronix.de>
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Sender: linux-kernel-owner@vger.kernel.org
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Move them all together so verifying the cleanup patches for binary
equivalence will be easier.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
---
 arch/x86/entry/entry_64.S |   42 +++++++++++++++++++-----------------------
 1 file changed, 19 insertions(+), 23 deletions(-)

--- a/arch/x86/entry/entry_64.S
+++ b/arch/x86/entry/entry_64.S
@@ -1019,18 +1019,36 @@ SYM_CODE_END(\sym)
 
 idtentry divide_error			do_divide_error			has_error_code=0
 idtentry overflow			do_overflow			has_error_code=0
+idtentry int3				do_int3				has_error_code=0	create_gap=1
 idtentry bounds				do_bounds			has_error_code=0
 idtentry invalid_op			do_invalid_op			has_error_code=0
 idtentry device_not_available		do_device_not_available		has_error_code=0
-idtentry double_fault			do_double_fault			has_error_code=1 paranoid=2 read_cr2=1
 idtentry coprocessor_segment_overrun	do_coprocessor_segment_overrun	has_error_code=0
 idtentry invalid_TSS			do_invalid_TSS			has_error_code=1
 idtentry segment_not_present		do_segment_not_present		has_error_code=1
+idtentry stack_segment			do_stack_segment		has_error_code=1
+idtentry general_protection		do_general_protection		has_error_code=1
 idtentry spurious_interrupt_bug		do_spurious_interrupt_bug	has_error_code=0
 idtentry coprocessor_error		do_coprocessor_error		has_error_code=0
 idtentry alignment_check		do_alignment_check		has_error_code=1
 idtentry simd_coprocessor_error		do_simd_coprocessor_error	has_error_code=0
 
+idtentry page_fault		do_page_fault		has_error_code=1	read_cr2=1
+#ifdef CONFIG_KVM_GUEST
+idtentry async_page_fault	do_async_page_fault	has_error_code=1	read_cr2=1
+#endif
+
+#ifdef CONFIG_X86_MCE
+idtentry machine_check		do_mce			has_error_code=0 paranoid=1
+#endif
+idtentry debug			do_debug		has_error_code=0 paranoid=1 shift_ist=IST_INDEX_DB ist_offset=DB_STACK_OFFSET
+idtentry double_fault		do_double_fault		has_error_code=1 paranoid=2 read_cr2=1
+
+#ifdef CONFIG_XEN_PV
+idtentry hypervisor_callback	xen_do_hypervisor_callback	has_error_code=0
+idtentry xennmi			do_nmi				has_error_code=0
+idtentry xendebug		do_debug			has_error_code=0
+#endif
 
 	/*
 	 * Reload gs selector with exception handling
@@ -1082,8 +1100,6 @@ SYM_FUNC_START(do_softirq_own_stack)
 SYM_FUNC_END(do_softirq_own_stack)
 
 #ifdef CONFIG_XEN_PV
-idtentry hypervisor_callback xen_do_hypervisor_callback has_error_code=0
-
 /*
  * A note on the "critical region" in our callback handler.
  * We want to avoid stacking callback handlers due to events occurring
@@ -1186,26 +1202,6 @@ apicinterrupt3 HYPERVISOR_CALLBACK_VECTO
 	acrn_hv_callback_vector acrn_hv_vector_handler
 #endif
 
-idtentry debug			do_debug		has_error_code=0	paranoid=1 shift_ist=IST_INDEX_DB ist_offset=DB_STACK_OFFSET
-idtentry int3			do_int3			has_error_code=0	create_gap=1
-idtentry stack_segment		do_stack_segment	has_error_code=1
-
-#ifdef CONFIG_XEN_PV
-idtentry xennmi			do_nmi			has_error_code=0
-idtentry xendebug		do_debug		has_error_code=0
-#endif
-
-idtentry general_protection	do_general_protection	has_error_code=1
-idtentry page_fault		do_page_fault		has_error_code=1	read_cr2=1
-
-#ifdef CONFIG_KVM_GUEST
-idtentry async_page_fault	do_async_page_fault	has_error_code=1	read_cr2=1
-#endif
-
-#ifdef CONFIG_X86_MCE
-idtentry machine_check		do_mce			has_error_code=0	paranoid=1
-#endif
-
 /*
  * Save all registers in pt_regs, and switch gs if needed.
  * Use slow, but surefire "are we in kernel?" check.