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c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1761739619; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=ySx3IYsfTdTsqDODfD7tI2MyX05kjk8/vUHV3hCo/6A=; b=hQO8Yf/QO8QwK0YL6F9wUMk6xFgGFeCIly7jSLQf8sJmNH3DIJlsakHKb4+t7VxGGRVCrz T/eKDWrKzELGNZjEWjm1Mm0ZHfc/IF8suvB3nsgz+tnGEJ7dirRUjvNRWB+86pqKq85c5B 8oi5tOmbrDhY1/Oz6eeXE0zvqjx/5HI= X-MC-Unique: xyuobfQ_ND6Bk0vqrZC_lA-1 X-Mimecast-MFC-AGG-ID: xyuobfQ_ND6Bk0vqrZC_lA_1761739617 From: Kevin Wolf To: qemu-block@nongnu.org Cc: kwolf@redhat.com, qemu-devel@nongnu.org Subject: [PULL 10/18] include/block/block_int-common: document when resize callback is used Date: Wed, 29 Oct 2025 13:06:26 +0100 Message-ID: <20251029120634.288467-11-kwolf@redhat.com> In-Reply-To: <20251029120634.288467-1-kwolf@redhat.com> References: <20251029120634.288467-1-kwolf@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Scanned-By: MIMEDefang 3.4.1 on 10.30.177.111 Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; 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charset="utf-8" From: Fiona Ebner The 'resize' callback is only called by bdrv_parent_cb_resize() which is only called by bdrv_co_write_req_finish() to notify the parent(s) that the child was resized. Signed-off-by: Fiona Ebner Reviewed-by: Hanna Czenczek Message-ID: <20250917115509.401015-2-f.ebner@proxmox.com> Reviewed-by: Kevin Wolf Signed-off-by: Kevin Wolf --- include/block/block_int-common.h | 3 +++ 1 file changed, 3 insertions(+) diff --git a/include/block/block_int-common.h b/include/block/block_int-com= mon.h index 034c0634c8..8a3d427356 100644 --- a/include/block/block_int-common.h +++ b/include/block/block_int-common.h @@ -1020,6 +1020,9 @@ struct BdrvChildClass { * the I/O API. */ =20 + /* + * Notifies the parent that the child was resized. + */ void (*resize)(BdrvChild *child); =20 /* --=20 2.51.0