qemu-devel.nongnu.org archive mirror
 help / color / mirror / Atom feed
From: Nikunj A Dadhania <nikunj@linux.vnet.ibm.com>
To: qemu-ppc@nongnu.org, david@gibson.dropbear.id.au
Cc: qemu-devel@nongnu.org, clg@kaod.org, nikunj@linux.vnet.ibm.com,
	Benjamin Herrenschmidt <benh@kernel.crashing.org>
Subject: [Qemu-devel] [PATCH v1 07/11] ppc/xics: An ICS with offset 0 is assumed to be uninitialized
Date: Thu, 23 Jun 2016 23:17:26 +0530	[thread overview]
Message-ID: <1466704050-15108-8-git-send-email-nikunj@linux.vnet.ibm.com> (raw)
In-Reply-To: <1466704050-15108-1-git-send-email-nikunj@linux.vnet.ibm.com>

From: Benjamin Herrenschmidt <benh@kernel.crashing.org>

This will make life easier for dealing with dynamically configured
ICSes such as PHB3

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Reviewed-by: David Gibson <david@gibson.dropbear.id.au>
Signed-off-by: Nikunj A Dadhania <nikunj@linux.vnet.ibm.com>
---
 include/hw/ppc/xics.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/hw/ppc/xics.h b/include/hw/ppc/xics.h
index be96fd8..3c63c36 100644
--- a/include/hw/ppc/xics.h
+++ b/include/hw/ppc/xics.h
@@ -149,7 +149,7 @@ struct ICSState {
 
 static inline bool ics_valid_irq(ICSState *ics, uint32_t nr)
 {
-    return (nr >= ics->offset)
+    return (ics->offset != 0) && (nr >= ics->offset)
         && (nr < (ics->offset + ics->nr_irqs));
 }
 
-- 
2.7.4

  parent reply	other threads:[~2016-06-23 17:49 UTC|newest]

Thread overview: 37+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-06-23 17:47 [Qemu-devel] [PATCH v1 00/11] sPAPR xics rework/cleanup Nikunj A Dadhania
2016-06-23 17:47 ` [Qemu-devel] [PATCH v1 01/11] ppc/xics: Rename existing xics to xics_spapr Nikunj A Dadhania
2016-06-24  5:17   ` David Gibson
2016-06-24  5:53     ` Nikunj A Dadhania
2016-06-23 17:47 ` [Qemu-devel] [PATCH v1 02/11] ppc/xics: Move SPAPR specific code to a separate file Nikunj A Dadhania
2016-06-24  5:19   ` David Gibson
2016-06-24  5:57     ` Nikunj A Dadhania
2016-06-24  6:12       ` David Gibson
2016-06-23 17:47 ` [Qemu-devel] [PATCH v1 03/11] ppc/xics: Implement H_IPOLL using an accessor Nikunj A Dadhania
2016-06-24  5:21   ` David Gibson
2016-06-23 17:47 ` [Qemu-devel] [PATCH v1 04/11] ppc/xics: Remove unused xics_set_irq_type() Nikunj A Dadhania
2016-06-24  5:45   ` David Gibson
2016-06-23 17:47 ` [Qemu-devel] [PATCH v1 05/11] ppc/xics: Replace "icp" with "xics" in most places Nikunj A Dadhania
2016-06-27  3:43   ` David Gibson
2016-06-23 17:47 ` [Qemu-devel] [PATCH v1 06/11] ppc/xics: Make the ICSState a list Nikunj A Dadhania
2016-06-27  4:20   ` David Gibson
2016-06-27  4:56     ` Nikunj A Dadhania
2016-06-27  5:30       ` David Gibson
2016-06-27  5:32         ` Nikunj A Dadhania
2016-06-27  4:59     ` Nikunj A Dadhania
2016-06-23 17:47 ` Nikunj A Dadhania [this message]
2016-06-23 17:47 ` [Qemu-devel] [PATCH v1 08/11] ppc/xics: Use a helper to add a new ICS Nikunj A Dadhania
2016-06-27  4:21   ` David Gibson
2016-06-23 17:47 ` [Qemu-devel] [PATCH v1 09/11] ppc/xics: Split ICS into ics-base and ics class Nikunj A Dadhania
2016-06-27  4:26   ` David Gibson
2016-06-27  5:18     ` Nikunj A Dadhania
2016-06-27 10:11       ` Nikunj A Dadhania
2016-06-28  3:00         ` David Gibson
2016-06-28  5:06           ` Nikunj A Dadhania
2016-06-28  6:25             ` David Gibson
2016-06-23 17:47 ` [Qemu-devel] [PATCH v1 10/11] ppc/xics: Add "native" XICS subclass Nikunj A Dadhania
2016-06-27  4:36   ` David Gibson
2016-06-27  9:53     ` Nikunj A Dadhania
2016-06-28  2:58       ` David Gibson
2016-06-23 17:47 ` [Qemu-devel] [PATCH v1 11/11] ppc/xics: Add xics to the monitor "info pic" command Nikunj A Dadhania
2016-06-27  4:48   ` David Gibson
2016-06-27  5:56     ` Benjamin Herrenschmidt

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=1466704050-15108-8-git-send-email-nikunj@linux.vnet.ibm.com \
    --to=nikunj@linux.vnet.ibm.com \
    --cc=benh@kernel.crashing.org \
    --cc=clg@kaod.org \
    --cc=david@gibson.dropbear.id.au \
    --cc=qemu-devel@nongnu.org \
    --cc=qemu-ppc@nongnu.org \
    /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).