From: Remi Tricot-Le Breton <rlebreton@haproxy.com>
Date: Thu, 16 Nov 2023 16:38:24 +0000 (+0100)
Subject: MINOR: shctx: Add new reserve_finish callback call to shctx_row_reserve_hot
X-Git-Tag: v2.9-dev10~51
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=1cd91b4f2aee0e7cfd0e89be579311c6d26d622d;p=thirdparty%2Fhaproxy.git

MINOR: shctx: Add new reserve_finish callback call to shctx_row_reserve_hot

This patch adds a reserve_finish callback that can be defined by the
subsystems that require a shared_context. It is called at the end of
shctx_row_reserve_hot after the shared_context lock is released.
---

diff --git a/include/haproxy/shctx-t.h b/include/haproxy/shctx-t.h
index 9d23d69d08..da241a9ac4 100644
--- a/include/haproxy/shctx-t.h
+++ b/include/haproxy/shctx-t.h
@@ -51,6 +51,7 @@ struct shared_context {
 	unsigned int nbav;  /* number of available blocks */
 	unsigned int max_obj_size;   /* maximum object size (in bytes). */
 	void (*free_block)(struct shared_block *first, struct shared_block *block, void *data);
+	void (*reserve_finish)(struct shared_context *shctx);
 	void *cb_data;
 	short int block_size;
 	unsigned char data[VAR_ARRAY];
diff --git a/src/shctx.c b/src/shctx.c
index daf7866c9e..299f57f2ad 100644
--- a/src/shctx.c
+++ b/src/shctx.c
@@ -110,6 +110,9 @@ struct shared_block *shctx_row_reserve_hot(struct shared_context *shctx,
 
 	shctx_wrunlock(shctx);
 
+	if (shctx->reserve_finish)
+		shctx->reserve_finish(shctx);
+
 out:
 	return ret;
 }