From: Nicholas Piggin <npiggin@gmail.com>
To: linuxppc-dev@lists.ozlabs.org
Cc: Laurent Dufour <ldufour@linux.ibm.com>,
Nicholas Piggin <npiggin@gmail.com>
Subject: [PATCH 02/14] powerpc/rtas: Make enter_rtas a nokprobe symbol on 64-bit
Date: Tue, 8 Mar 2022 23:50:35 +1000 [thread overview]
Message-ID: <20220308135047.478297-3-npiggin@gmail.com> (raw)
In-Reply-To: <20220308135047.478297-1-npiggin@gmail.com>
This symbol is marked nokprobe on 32-bit but not 64-bit, add it.
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
---
arch/powerpc/kernel/rtas_entry.S | 1 +
1 file changed, 1 insertion(+)
diff --git a/arch/powerpc/kernel/rtas_entry.S b/arch/powerpc/kernel/rtas_entry.S
index 192fea342744..afe3b789bc36 100644
--- a/arch/powerpc/kernel/rtas_entry.S
+++ b/arch/powerpc/kernel/rtas_entry.S
@@ -165,6 +165,7 @@ rtas_return_loc:
mtspr SPRN_SRR1,r4
RFI_TO_KERNEL
b . /* prevent speculative execution */
+_ASM_NOKPROBE_SYMBOL(enter_rtas)
_ASM_NOKPROBE_SYMBOL(__enter_rtas)
_ASM_NOKPROBE_SYMBOL(rtas_return_loc)
--
2.23.0
next prev parent reply other threads:[~2022-03-08 13:52 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-03-08 13:50 [PATCH 00/14] powerpc/rtas: various cleanups and improvements Nicholas Piggin
2022-03-08 13:50 ` [PATCH 01/14] powerpc/rtas: Move rtas entry assembly into its own file Nicholas Piggin
2022-03-08 13:50 ` Nicholas Piggin [this message]
2022-03-08 13:50 ` [PATCH 03/14] powerpc/rtas: Fix whitespace in rtas_entry.S Nicholas Piggin
2022-03-08 13:50 ` [PATCH 04/14] powerpc/rtas: Call enter_rtas with MSR[EE] disabled Nicholas Piggin
2022-03-14 15:12 ` Laurent Dufour
2022-03-08 13:50 ` [PATCH 05/14] powerpc/rtas: Modernise RI clearing on 64-bit Nicholas Piggin
2022-03-14 15:15 ` Laurent Dufour
2022-03-08 13:50 ` [PATCH 06/14] powerpc/rtas: Load rtas entry MSR explicitly Nicholas Piggin
2022-03-14 15:17 ` Laurent Dufour
2022-03-08 13:50 ` [PATCH 07/14] powerpc/rtas: PACA can be restored directly from SPRG Nicholas Piggin
2022-03-14 15:32 ` Laurent Dufour
2022-03-08 13:50 ` [PATCH 08/14] powerpc/rtas: call enter_rtas in real-mode on 64-bit Nicholas Piggin
2022-03-14 17:09 ` Laurent Dufour
2022-03-17 9:36 ` Laurent Dufour
2022-03-08 13:50 ` [PATCH 09/14] powerpc/rtas: Leave MSR[RI] enabled over RTAS call Nicholas Piggin
2022-03-14 17:17 ` Laurent Dufour
2022-03-08 13:50 ` [PATCH 10/14] powerpc/rtas: replace rtas_call_unlocked with raw_rtas_call Nicholas Piggin
2022-03-14 17:30 ` Laurent Dufour
2022-03-08 13:50 ` [PATCH 11/14] powerpc/rtas: tidy __fetch_rtas_last_error Nicholas Piggin
2022-03-08 13:50 ` [PATCH 12/14] powerpc/rtas: Close theoretical memory leak Nicholas Piggin
2022-03-15 17:17 ` Laurent Dufour
2022-03-08 13:50 ` [PATCH 13/14] powerpc/rtas: enture rtas_call is called with MMU enabled Nicholas Piggin
2022-03-15 17:18 ` Laurent Dufour
2022-03-08 13:50 ` [PATCH 14/14] powerpc/rtas: Consolidate and improve checking for rtas callers Nicholas Piggin
2022-03-15 17:26 ` Laurent Dufour
2022-03-08 14:51 ` [PATCH 00/14] powerpc/rtas: various cleanups and improvements Christophe Leroy
2022-03-17 11:15 ` Laurent Dufour
2022-05-24 11:08 ` Michael Ellerman
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