linuxppc-dev.lists.ozlabs.org archive mirror
 help / color / mirror / Atom feed
From: Nicholas Piggin <npiggin@gmail.com>
To: linuxppc-dev@lists.ozlabs.org
Cc: Nicholas Piggin <npiggin@gmail.com>,
	Michael Ellerman <mpe@ellerman.id.au>,
	Mahesh Salgaonkar <mahesh@linux.vnet.ibm.com>
Subject: [PATCH 2/9] powerpc/64s: allow machine check handler to set severity and initiator
Date: Tue, 21 Feb 2017 05:44:23 +1000	[thread overview]
Message-ID: <20170220194430.32602-3-npiggin@gmail.com> (raw)
In-Reply-To: <20170220194430.32602-1-npiggin@gmail.com>

Currently these just hardcoded.

Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
---
 arch/powerpc/include/asm/mce.h  | 3 ++-
 arch/powerpc/kernel/mce.c       | 5 +++--
 arch/powerpc/kernel/mce_power.c | 6 ++++++
 3 files changed, 11 insertions(+), 3 deletions(-)

diff --git a/arch/powerpc/include/asm/mce.h b/arch/powerpc/include/asm/mce.h
index f97d8cb6bdf6..b2a5865ccd87 100644
--- a/arch/powerpc/include/asm/mce.h
+++ b/arch/powerpc/include/asm/mce.h
@@ -177,7 +177,8 @@ struct mce_error_info {
 		enum MCE_EratErrorType erat_error_type:8;
 		enum MCE_TlbErrorType tlb_error_type:8;
 	} u;
-	uint8_t		reserved[2];
+	enum MCE_Severity	severity:8;
+	enum MCE_Initiator	initiator:8;
 };
 
 #define MAX_MC_EVT	100
diff --git a/arch/powerpc/kernel/mce.c b/arch/powerpc/kernel/mce.c
index 335f8a53f154..ce340207ccb3 100644
--- a/arch/powerpc/kernel/mce.c
+++ b/arch/powerpc/kernel/mce.c
@@ -90,13 +90,14 @@ void save_mce_event(struct pt_regs *regs, long handled,
 	mce->gpr3 = regs->gpr[3];
 	mce->in_use = 1;
 
-	mce->initiator = MCE_INITIATOR_CPU;
 	/* Mark it recovered if we have handled it and MSR(RI=1). */
 	if (handled && (regs->msr & MSR_RI))
 		mce->disposition = MCE_DISPOSITION_RECOVERED;
 	else
 		mce->disposition = MCE_DISPOSITION_NOT_RECOVERED;
-	mce->severity = MCE_SEV_ERROR_SYNC;
+
+	mce->initiator = mce_err->initiator;
+	mce->severity = mce_err->severity;
 
 	/*
 	 * Populate the mce error_type and type-specific error_type.
diff --git a/arch/powerpc/kernel/mce_power.c b/arch/powerpc/kernel/mce_power.c
index 7353991c4ece..c37fc5fdd433 100644
--- a/arch/powerpc/kernel/mce_power.c
+++ b/arch/powerpc/kernel/mce_power.c
@@ -281,6 +281,9 @@ long __machine_check_early_realmode_p7(struct pt_regs *regs)
 	long handled = 1;
 	struct mce_error_info mce_error_info = { 0 };
 
+	mce_error_info.severity = MCE_SEV_ERROR_SYNC;
+	mce_error_info.initiator = MCE_INITIATOR_CPU;
+
 	srr1 = regs->msr;
 	nip = regs->nip;
 
@@ -352,6 +355,9 @@ long __machine_check_early_realmode_p8(struct pt_regs *regs)
 	long handled = 1;
 	struct mce_error_info mce_error_info = { 0 };
 
+	mce_error_info.severity = MCE_SEV_ERROR_SYNC;
+	mce_error_info.initiator = MCE_INITIATOR_CPU;
+
 	srr1 = regs->msr;
 	nip = regs->nip;
 
-- 
2.11.0

  parent reply	other threads:[~2017-02-20 19:44 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-02-20 19:44 [PATCH 0/9] MCE handler for POWER9 Nicholas Piggin
2017-02-20 19:44 ` [PATCH 1/9] powerpc/64s: machine check print NIP Nicholas Piggin
2017-02-20 19:44 ` Nicholas Piggin [this message]
2017-02-20 19:44 ` [PATCH 3/9] powerpc/64s: clean up machine check recovery flushing Nicholas Piggin
2017-02-20 19:44 ` [PATCH 4/9] powerpc/64s: cope with non-synchronous machine checks Nicholas Piggin
2017-02-20 19:44 ` [PATCH 5/9] powerpc/64s: POWER9 machine check handler Nicholas Piggin
2017-02-20 19:44 ` [PATCH 6/9] powerpc/64s: move POWER machine check defines into mce_power.c Nicholas Piggin
2017-02-20 19:44 ` [PATCH 7/9] powerpc/64s: data driven machine check evaluation Nicholas Piggin
2017-02-20 19:44 ` [PATCH 8/9] powerpc/64s: data driven machine check handling Nicholas Piggin
2017-02-20 19:44 ` [PATCH 9/9] powerpc/64s: POWER8 add missing machine check definitions Nicholas Piggin

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20170220194430.32602-3-npiggin@gmail.com \
    --to=npiggin@gmail.com \
    --cc=linuxppc-dev@lists.ozlabs.org \
    --cc=mahesh@linux.vnet.ibm.com \
    --cc=mpe@ellerman.id.au \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).