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authorDaniel P. Berrangé <berrange@redhat.com>2025-06-10 13:36:41 +0100
committerStefan Hajnoczi <stefanha@redhat.com>2025-06-12 13:39:08 -0400
commit83750c1da807c973b0b11d977d61df7e41122d03 (patch)
tree24d728fbefb5300c6d9f3081aac9e8eff0a7a90d /chardev/char-socket.c
parentba2868ce091cd4abe4be6de4b7e44b3be303b352 (diff)
downloadfocaccia-qemu-83750c1da807c973b0b11d977d61df7e41122d03.tar.gz
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block: skip automatic zero-init of large array in ioq_submit
The 'ioq_submit' method has a struct array that is 8k in size.
Skip the automatic zero-init of this array to eliminate the
performance overhead in the I/O hot path.

The 'iocbs' array will selectively initialized when processing
the I/O data.

Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-id: 20250610123709.835102-4-berrange@redhat.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Diffstat (limited to 'chardev/char-socket.c')
0 files changed, 0 insertions, 0 deletions