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authorMarkus Armbruster <armbru@redhat.com>2021-11-17 17:34:09 +0100
committerMarkus Armbruster <armbru@redhat.com>2021-12-15 14:56:14 +0100
commit95fd260f0a3663ed229b8e0d2ef111a9f8bd93ad (patch)
treed084871d1762db94f372bedcfc36628aea1e31a5 /include/sysemu/blockdev.h
parent8ec239f2d80bed82ad5a361ddfb9ca3560a45ad8 (diff)
blockdev: Drop unused drive_get_next()
drive_get_next() is basically a bad idea. It returns the "next" block backend of a certain interface type. "Next" means bus=0,unit=N, where subsequent calls count N up from zero, per interface type. This lets you define unit numbers implicitly by execution order. If the order changes, or new calls appear "in the middle", unit numbers change. ABI break. Hard to spot in review. The previous commits eliminated all uses. Drop the function. Cc: Kevin Wolf <kwolf@redhat.com> Cc: Hanna Reitz <hreitz@redhat.com> Signed-off-by: Markus Armbruster <armbru@redhat.com> Message-Id: <20211117163409.3587705-14-armbru@redhat.com> Reviewed-by: Hanna Reitz <hreitz@redhat.com>
Diffstat (limited to 'include/sysemu/blockdev.h')
-rw-r--r--include/sysemu/blockdev.h1
1 files changed, 0 insertions, 1 deletions
diff --git a/include/sysemu/blockdev.h b/include/sysemu/blockdev.h
index 32c2d6023c..a750f99b79 100644
--- a/include/sysemu/blockdev.h
+++ b/include/sysemu/blockdev.h
@@ -50,7 +50,6 @@ void drive_check_orphaned(void);
DriveInfo *drive_get_by_index(BlockInterfaceType type, int index);
int drive_get_max_bus(BlockInterfaceType type);
int drive_get_max_devs(BlockInterfaceType type);
-DriveInfo *drive_get_next(BlockInterfaceType type);
QemuOpts *drive_def(const char *optstr);
QemuOpts *drive_add(BlockInterfaceType type, int index, const char *file,