From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from e9.ny.us.ibm.com (e9.ny.us.ibm.com [32.97.182.139]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client CN "e9.ny.us.ibm.com", Issuer "GeoTrust SSL CA" (not verified)) by ozlabs.org (Postfix) with ESMTPS id 667E02C0040 for ; Sun, 9 Sep 2012 21:41:52 +1000 (EST) Received: from /spool/local by e9.ny.us.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Sun, 9 Sep 2012 07:41:49 -0400 Received: from d01relay06.pok.ibm.com (d01relay06.pok.ibm.com [9.56.227.116]) by d01dlp01.pok.ibm.com (Postfix) with ESMTP id 8DF8138C803D for ; Sun, 9 Sep 2012 07:41:46 -0400 (EDT) Received: from d01av04.pok.ibm.com (d01av04.pok.ibm.com [9.56.224.64]) by d01relay06.pok.ibm.com (8.13.8/8.13.8/NCO v10.0) with ESMTP id q89BfkdQ32899130 for ; Sun, 9 Sep 2012 07:41:46 -0400 Received: from d01av04.pok.ibm.com (loopback [127.0.0.1]) by d01av04.pok.ibm.com (8.14.4/8.13.1/NCO v10.0 AVout) with ESMTP id q89BfjIT012684 for ; Sun, 9 Sep 2012 07:41:46 -0400 Subject: [PATCH 4/6] powerpc: Increase exceptions arrays in paca struct to save PPR From: Haren Myneni To: benh@kernel.crashing.org, paulus@samba.org, anton@samba.org, mikey@neuling.org Content-Type: text/plain; charset="UTF-8" Date: Sun, 09 Sep 2012 04:41:44 -0700 Message-ID: <1347190904.3418.17.camel@hbabu-laptop> Mime-Version: 1.0 Cc: linuxppc-dev@lists.ozlabs.org List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Using paca to save user defined PPR value in the first level exception vector. Signed-off-by: Haren Myneni --- arch/powerpc/include/asm/exception-64s.h | 1 + arch/powerpc/include/asm/paca.h | 6 +++--- 2 files changed, 4 insertions(+), 3 deletions(-) diff --git a/arch/powerpc/include/asm/exception-64s.h b/arch/powerpc/include/asm/exception-64s.h index 45702e0..bfd3f1f 100644 --- a/arch/powerpc/include/asm/exception-64s.h +++ b/arch/powerpc/include/asm/exception-64s.h @@ -47,6 +47,7 @@ #define EX_R3 64 #define EX_LR 72 #define EX_CFAR 80 +#define EX_PPR 88 /* SMT thread status register (priority) */ /* * We're short on space and time in the exception prolog, so we can't diff --git a/arch/powerpc/include/asm/paca.h b/arch/powerpc/include/asm/paca.h index daf813f..d32b1e5 100644 --- a/arch/powerpc/include/asm/paca.h +++ b/arch/powerpc/include/asm/paca.h @@ -93,9 +93,9 @@ struct paca_struct { * Now, starting in cacheline 2, the exception save areas */ /* used for most interrupts/exceptions */ - u64 exgen[11] __attribute__((aligned(0x80))); - u64 exmc[11]; /* used for machine checks */ - u64 exslb[11]; /* used for SLB/segment table misses + u64 exgen[12] __attribute__((aligned(0x80))); + u64 exmc[12]; /* used for machine checks */ + u64 exslb[12]; /* used for SLB/segment table misses * on the linear mapping */ /* SLB related definitions */ u16 vmalloc_sllp; -- 1.7.10.4