Now page cache of meta inode is used by garbage collection for encrypted page, it may contain random data, so we should zero it before issuing discard.
Signed-off-by: Chao Yu <[email protected]> --- fs/f2fs/segment.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c index 16aa66e..bdf874a 100644 --- a/fs/f2fs/segment.c +++ b/fs/f2fs/segment.c @@ -504,7 +504,7 @@ void discard_next_dnode(struct f2fs_sb_info *sbi, block_t blkaddr) if (err) { struct page *page = grab_meta_page(sbi, blkaddr); - /* zero-filled page */ + memset(page_address(page), 0, F2FS_BLKSIZE); set_page_dirty(page); f2fs_put_page(page, 1); } -- 2.3.3 ------------------------------------------------------------------------------ One dashboard for servers and applications across Physical-Virtual-Cloud Widest out-of-the-box monitoring support with 50+ applications Performance metrics, stats and reports that give you Actionable Insights Deep dive visibility with transaction tracing using APM Insight. http://ad.doubleclick.net/ddm/clk/290420510;117567292;y _______________________________________________ Linux-f2fs-devel mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/linux-f2fs-devel
