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From: Markus Armbruster <armbru@redhat.com>
To: qemu-devel@nongnu.org
Cc: xen-devel@lists.xensource.com,
	Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Subject: [Qemu-devel] [PATCH 12/12] xen-hvm: Mark inappropriate error handling FIXME
Date: Thu, 10 Dec 2015 11:29:32 +0100	[thread overview]
Message-ID: <1449743372-17169-13-git-send-email-armbru@redhat.com> (raw)
In-Reply-To: <1449743372-17169-1-git-send-email-armbru@redhat.com>

Cc: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Cc: xen-devel@lists.xensource.com
Signed-off-by: Markus Armbruster <armbru@redhat.com>
---
 xen-hvm.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/xen-hvm.c b/xen-hvm.c
index 3d78a0c..2a93390 100644
--- a/xen-hvm.c
+++ b/xen-hvm.c
@@ -240,6 +240,7 @@ static void xen_ram_init(PCMachineState *pcms,
 
 void xen_ram_alloc(ram_addr_t ram_addr, ram_addr_t size, MemoryRegion *mr)
 {
+    /* FIXME caller ram_block_add() wants error_setg() on failure */
     unsigned long nr_pfn;
     xen_pfn_t *pfn_list;
     int i;
@@ -1192,6 +1193,12 @@ static void xen_wakeup_notifier(Notifier *notifier, void *data)
 int xen_hvm_init(PCMachineState *pcms,
                  MemoryRegion **ram_memory)
 {
+    /*
+     * FIXME Returns -1 without cleaning up on some errors (harmless
+     * as long as the caller exit()s on error), dies with hw_error()
+     * on others.  hw_error() isn't approprate here.  Should probably
+     * simply exit() on all errors.
+     */
     int i, rc;
     xen_pfn_t ioreq_pfn;
     xen_pfn_t bufioreq_pfn;
-- 
2.4.3

      parent reply	other threads:[~2015-12-10 10:29 UTC|newest]

Thread overview: 32+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-12-10 10:29 [Qemu-devel] [PATCH 00/12] Clean up some hw_error() misuse Markus Armbruster
2015-12-10 10:29 ` [Qemu-devel] [PATCH 01/12] hw: Don't use hw_error() for machine initialization errors Markus Armbruster
2015-12-10 10:45   ` [Qemu-devel] [Qemu-arm] " Peter Maydell
2015-12-14 10:07   ` [Qemu-devel] " Thomas Huth
2015-12-14 10:48     ` Markus Armbruster
2015-12-10 10:29 ` [Qemu-devel] [PATCH 02/12] omap: Don't use hw_error() in device init() methods Markus Armbruster
2015-12-10 10:42   ` Peter Maydell
2015-12-10 12:44     ` Markus Armbruster
2015-12-10 10:29 ` [Qemu-devel] [PATCH 03/12] arm_mptimer: Don't use hw_error() in realize() method Markus Armbruster
2015-12-10 10:37   ` Peter Maydell
2015-12-10 12:45     ` Markus Armbruster
2015-12-10 10:29 ` [Qemu-devel] [PATCH 04/12] etraxfs_eth: Don't use hw_error() in init() method Markus Armbruster
2015-12-10 10:32   ` Edgar E. Iglesias
2015-12-10 10:29 ` [Qemu-devel] [PATCH 05/12] raven: Mark use of hw_error() in realize() FIXME Markus Armbruster
2015-12-14 10:09   ` Thomas Huth
2015-12-10 10:29 ` [Qemu-devel] [PATCH 06/12] hw/arm/virt: Fix property "gic-version" error handling Markus Armbruster
2015-12-15 11:38   ` Peter Maydell
2015-12-17  7:02     ` Markus Armbruster
2015-12-10 10:29 ` [Qemu-devel] [PATCH 07/12] sysbus: Don't use hw_error() in machine_init_done_notifiers Markus Armbruster
2015-12-10 10:29 ` [Qemu-devel] [PATCH 08/12] isa: Trivially convert remaining PCI-ISA bridges to realize() Markus Armbruster
2015-12-10 11:34   ` Marcel Apfelbaum
2015-12-10 10:29 ` [Qemu-devel] [PATCH 09/12] isa: Clean up error handling around isa_bus_new() Markus Armbruster
2015-12-10 11:55   ` Marcel Apfelbaum
2015-12-10 21:51   ` Hervé Poussineau
2015-12-10 10:29 ` [Qemu-devel] [PATCH 10/12] isa: Clean up inappropriate hw_error() Markus Armbruster
2015-12-10 11:59   ` Marcel Apfelbaum
2015-12-10 13:09     ` Markus Armbruster
2015-12-10 14:12       ` Marcel Apfelbaum
2015-12-10 21:53   ` Hervé Poussineau
2015-12-10 10:29 ` [Qemu-devel] [PATCH 11/12] audio: Clean up inappropriate and unreachable use of hw_error() Markus Armbruster
2015-12-15 10:07   ` Gerd Hoffmann
2015-12-10 10:29 ` Markus Armbruster [this message]

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