madvise: Support MADV_REMOVE on tmpfs

Change-Id: Ic99d374c4d2630944c7bc838937d7f45601783c6 refs: #1371
2020-03-06 15:02:23 +09:00
parent 3300e65efc
commit c78803ac08
4 changed files with 106 additions and 0 deletions
--- a/executer/kernel/mcctrl/syscall.c
+++ b/executer/kernel/mcctrl/syscall.c
@ -974,6 +974,10 @@ static int pager_req_create(ihk_os_t os, int fd, uintptr_t result_pa)
 		goto out;
 	}

+	if (!strcmp(inode->i_sb->s_type->name, "tmpfs")) {
+		mf_flags = MF_IS_REMOVABLE;
+	}
+
 	if (!strcmp(inode->i_sb->s_type->name, "proc")) {
 		error = -ESRCH;
 		goto out;