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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] [PULL 16/41] xen-hvm: Mark inappropriate error handling FIXME
Date: Wed, 13 Jan 2016 16:43:14 +0100	[thread overview]
Message-ID: <1452699819-26608-17-git-send-email-armbru@redhat.com> (raw)
In-Reply-To: <1452699819-26608-1-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>
Message-Id: <1450370121-5768-14-git-send-email-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:[~2016-01-13 15:43 UTC|newest]

Thread overview: 43+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-01-13 15:42 [Qemu-devel] [PULL 00/41] Error reporting patches for 2016-01-13 Markus Armbruster
2016-01-13 15:42 ` [Qemu-devel] [PULL 01/41] error: Document how to accumulate multiple errors Markus Armbruster
2016-01-13 15:43 ` [Qemu-devel] [PULL 02/41] Use error_fatal to simplify obvious fatal errors Markus Armbruster
2016-01-13 15:43 ` [Qemu-devel] [PULL 03/41] hw: Inline the qdev_prop_set_drive_nofail() wrapper Markus Armbruster
2016-01-13 15:43 ` [Qemu-devel] [PULL 04/41] hw: Don't use hw_error() for machine initialization errors Markus Armbruster
2016-01-13 15:43 ` [Qemu-devel] [PULL 05/41] omap: Don't use hw_error() in device init() methods Markus Armbruster
2016-01-13 15:43 ` [Qemu-devel] [PULL 06/41] arm_mptimer: Don't use hw_error() in realize() method Markus Armbruster
2016-01-13 15:43 ` [Qemu-devel] [PULL 07/41] etraxfs_eth: Don't use hw_error() in init() method Markus Armbruster
2016-01-13 15:43 ` [Qemu-devel] [PULL 08/41] raven: Mark use of hw_error() in realize() FIXME Markus Armbruster
2016-01-13 15:43 ` [Qemu-devel] [PULL 09/41] error: Don't append a newline when printing the error hint Markus Armbruster
2016-01-13 15:43 ` [Qemu-devel] [PULL 10/41] hw/arm/virt: Fix property "gic-version" error handling Markus Armbruster
2016-01-13 15:43 ` [Qemu-devel] [PULL 11/41] sysbus: Don't use hw_error() in machine_init_done_notifiers Markus Armbruster
2016-01-13 15:43 ` [Qemu-devel] [PULL 12/41] isa: Trivially convert remaining PCI-ISA bridges to realize() Markus Armbruster
2016-01-13 15:43 ` [Qemu-devel] [PULL 13/41] isa: Clean up error handling around isa_bus_new() Markus Armbruster
2016-01-13 15:43 ` [Qemu-devel] [PULL 14/41] isa: Clean up inappropriate hw_error() Markus Armbruster
2016-01-13 15:43 ` [Qemu-devel] [PULL 15/41] audio: Clean up inappropriate and unreachable use of hw_error() Markus Armbruster
2016-01-13 15:43 ` Markus Armbruster [this message]
2016-01-13 15:43 ` [Qemu-devel] [PULL 17/41] qemu-nbd: Replace BSDism <err.h> by error_report() Markus Armbruster
2016-01-13 15:43 ` [Qemu-devel] [PULL 18/41] error: Use error_report_err() where appropriate (again) Markus Armbruster
2016-01-13 15:43 ` [Qemu-devel] [PULL 19/41] error: Use error_report_err() instead of monitor_printf() Markus Armbruster
2016-01-13 15:43 ` [Qemu-devel] [PULL 20/41] error: Use error_report_err() instead of ad hoc prints Markus Armbruster
2016-01-13 15:43 ` [Qemu-devel] [PULL 21/41] error: Improve documentation Markus Armbruster
2016-01-13 15:43 ` [Qemu-devel] [PULL 22/41] block: Clean up "Could not create temporary overlay" error message Markus Armbruster
2016-01-13 15:43 ` [Qemu-devel] [PULL 23/41] qemu-nbd: Clean up "Failed to load snapshot" " Markus Armbruster
2016-01-13 15:43 ` [Qemu-devel] [PULL 24/41] test-throttle: Simplify qemu_init_main_loop() error handling Markus Armbruster
2016-01-13 15:43 ` [Qemu-devel] [PULL 25/41] error: New error_prepend(), error_reportf_err() Markus Armbruster
2016-01-13 15:43 ` [Qemu-devel] [PULL 26/41] error: Don't decorate original error message when adding to it Markus Armbruster
2016-01-13 15:43 ` [Qemu-devel] [PULL 27/41] error: Use error_reportf_err() where it makes obvious sense Markus Armbruster
2016-01-13 15:43 ` [Qemu-devel] [PULL 28/41] error: Use error_prepend() " Markus Armbruster
2016-01-13 15:43 ` [Qemu-devel] [PULL 29/41] spapr: Use error_reportf_err() Markus Armbruster
2016-01-13 15:43 ` [Qemu-devel] [PULL 30/41] migration: Use error_reportf_err() instead of monitor_printf() Markus Armbruster
2016-01-13 15:43 ` [Qemu-devel] [PULL 31/41] qemu-io qemu-nbd: Use error_report() etc. instead of fprintf() Markus Armbruster
2016-01-13 15:43 ` [Qemu-devel] [PULL 32/41] error: Strip trailing '\n' from error string arguments (again) Markus Armbruster
2016-01-13 15:43 ` [Qemu-devel] [PULL 33/41] vmdk: Clean up control flow in vmdk_parse_extents() a bit Markus Armbruster
2016-01-13 15:43 ` [Qemu-devel] [PULL 34/41] vmdk: Clean up "Invalid extent lines" error message Markus Armbruster
2016-01-13 15:43 ` [Qemu-devel] [PULL 35/41] pci-assign: Clean up "Failed to assign" error messages Markus Armbruster
2016-01-13 15:43 ` [Qemu-devel] [PULL 36/41] vhdx: Fix "log that needs to be replayed" error message Markus Armbruster
2016-01-13 15:43 ` [Qemu-devel] [PULL 37/41] error: Clean up errors with embedded newlines (again) Markus Armbruster
2016-01-13 15:43 ` [Qemu-devel] [PULL 38/41] hw/s390x: Rename local variables Error *l_err to just err Markus Armbruster
2016-01-13 15:43 ` [Qemu-devel] [PULL 39/41] s390/sclp: Simplify control flow in sclp_realize() Markus Armbruster
2016-01-13 15:43 ` [Qemu-devel] [PULL 40/41] error: Consistently name Error * objects err, and not errp Markus Armbruster
2016-01-13 15:43 ` [Qemu-devel] [PULL 41/41] checkpatch: Detect newlines in error_report and other error functions Markus Armbruster
2016-01-14 14:09 ` [Qemu-devel] [PULL 00/41] Error reporting patches for 2016-01-13 Peter Maydell

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