From: Timo Sirainen <timo.sirainen@open-xchange.com>
Date: Mon, 10 Feb 2020 16:16:14 +0000 (+0200)
Subject: lib-index: Add mail_cache.last_stat_size
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=refs%2Fheads%2Fhistorical%2Fmaster-2.2;p=thirdparty%2Fdovecot%2Fcore.git

lib-index: Add mail_cache.last_stat_size
---

diff --git a/src/lib-index/mail-cache-private.h b/src/lib-index/mail-cache-private.h
index cb1c6efc30..b75b9af70a 100644
--- a/src/lib-index/mail-cache-private.h
+++ b/src/lib-index/mail-cache-private.h
@@ -96,6 +96,7 @@ struct mail_cache {
 
 	time_t last_mmap_error_time;
 
+	uoff_t last_stat_size;
 	size_t mmap_length;
 	/* a) mmaping the whole file */
 	void *mmap_base;
diff --git a/src/lib-index/mail-cache.c b/src/lib-index/mail-cache.c
index 0a861e47cf..c7ce3abff8 100644
--- a/src/lib-index/mail-cache.c
+++ b/src/lib-index/mail-cache.c
@@ -117,6 +117,7 @@ static void mail_cache_init_file_cache(struct mail_cache *cache)
 		mail_cache_set_syscall_error(cache, "fstat()");
 	}
 
+	cache->last_stat_size = st.st_size;
 	cache->st_ino = st.st_ino;
 	cache->st_dev = st.st_dev;
 }
@@ -438,6 +439,7 @@ int mail_cache_map(struct mail_cache *cache, size_t offset, size_t size,
 			i_error("fstat(%s) failed: %m", cache->filepath);
 			return -1;
 		}
+		cache->last_stat_size = st.st_size;
 		if (offset >= (uoff_t)st.st_size) {
 			*data_r = NULL;
 			return 0;
@@ -799,6 +801,7 @@ int mail_cache_append(struct mail_cache *cache, const void *data, size_t size,
 				mail_cache_set_syscall_error(cache, "fstat()");
 			return -1;
 		}
+		cache->last_stat_size = st.st_size;
 		if ((uoff_t)st.st_size > cache->index->optimization_set.cache.max_size) {
 			mail_cache_set_corrupted(cache, "Cache file too large");
 			return -1;