diff options
-rw-r--r-- | xlators/performance/io-cache/src/io-cache.c | 21 | ||||
-rw-r--r-- | xlators/performance/io-cache/src/page.c | 23 |
2 files changed, 28 insertions, 16 deletions
diff --git a/xlators/performance/io-cache/src/io-cache.c b/xlators/performance/io-cache/src/io-cache.c index fc38ac81af9..ba170c3380e 100644 --- a/xlators/performance/io-cache/src/io-cache.c +++ b/xlators/performance/io-cache/src/io-cache.c @@ -192,19 +192,21 @@ ioc_lookup_cbk (call_frame_t *frame, void *cookie, xlator_t *this, inode_ctx_get (inode, this, &tmp_ioc_inode); ioc_inode = (ioc_inode_t *)(long)tmp_ioc_inode; if (ioc_inode) { + ioc_inode_lock (ioc_inode); + { + if (ioc_inode->mtime == 0) { + ioc_inode->mtime = stbuf->st_mtime; + } + } + ioc_inode_unlock (ioc_inode); + cache_still_valid = ioc_cache_still_valid (ioc_inode, stbuf); if (!cache_still_valid) { ioc_inode_flush (ioc_inode); } - /* update the time-stamp of revalidation */ - ioc_inode_lock (ioc_inode); - { - gettimeofday (&ioc_inode->tv, NULL); - } - ioc_inode_unlock (ioc_inode); - + ioc_table_lock (ioc_inode->table); { list_move_tail (&ioc_inode->inode_lru, @@ -534,6 +536,11 @@ ioc_create_cbk (call_frame_t *frame, void *cookie, xlator_t *this, weight = ioc_get_priority (table, path); ioc_inode = ioc_inode_update (table, inode, weight); + ioc_inode_lock (ioc_inode); + { + ioc_inode->mtime = buf->st_mtime; + } + ioc_inode_unlock (ioc_inode); inode_ctx_put (fd->inode, this, (uint64_t)(long)ioc_inode); diff --git a/xlators/performance/io-cache/src/page.c b/xlators/performance/io-cache/src/page.c index 9db42bca1aa..b3833fff02c 100644 --- a/xlators/performance/io-cache/src/page.c +++ b/xlators/performance/io-cache/src/page.c @@ -334,6 +334,7 @@ ioc_fault_cbk (call_frame_t *frame, void *cookie, xlator_t *this, size_t page_size = 0; ioc_waitq_t *waitq = NULL; size_t iobref_page_size = 0; + char zero_filled = 0; local = frame->local; offset = local->pending_offset; @@ -343,22 +344,26 @@ ioc_fault_cbk (call_frame_t *frame, void *cookie, xlator_t *this, trav_offset = offset; payload_size = op_ret; + zero_filled = ((op_ret >=0) + && (stbuf->st_mtime == 0)); + + ioc_inode_lock (ioc_inode); { - if (op_ret == -1 || - (op_ret >= 0 && - !ioc_cache_still_valid(ioc_inode, stbuf))) { + if (op_ret == -1 || + !(zero_filled || + ioc_cache_still_valid(ioc_inode, stbuf))) { gf_log (ioc_inode->table->xl->name, GF_LOG_TRACE, "cache for inode(%p) is invalid. flushing " "all pages", ioc_inode); destroy_size = __ioc_inode_flush (ioc_inode); - } - - if (op_ret >= 0) - ioc_inode->mtime = stbuf->st_mtime; - + } + + if ((op_ret >= 0) && !zero_filled) + ioc_inode->mtime = stbuf->st_mtime; + gettimeofday (&ioc_inode->tv, NULL); - + if (op_ret < 0) { /* error, readv returned -1 */ page = ioc_page_get (ioc_inode, offset); |