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[Qemu-devel] [PATCH 02/13] 9p: Avoid warning if FS_IOC_GETVERSION is not
From: |
keno |
Subject: |
[Qemu-devel] [PATCH 02/13] 9p: Avoid warning if FS_IOC_GETVERSION is not defined |
Date: |
Sat, 26 May 2018 01:23:04 -0400 |
From: Keno Fischer <address@hidden>
Signed-off-by: Keno Fischer <address@hidden>
---
hw/9pfs/9p-local.c | 39 +++++++++++++++++++--------------------
1 file changed, 19 insertions(+), 20 deletions(-)
diff --git a/hw/9pfs/9p-local.c b/hw/9pfs/9p-local.c
index f6c7526..7592f8d 100644
--- a/hw/9pfs/9p-local.c
+++ b/hw/9pfs/9p-local.c
@@ -1375,10 +1375,10 @@ static int local_unlinkat(FsContext *ctx, V9fsPath *dir,
return ret;
}
+#ifdef FS_IOC_GETVERSION
static int local_ioc_getversion(FsContext *ctx, V9fsPath *path,
mode_t st_mode, uint64_t *st_gen)
{
-#ifdef FS_IOC_GETVERSION
int err;
V9fsFidOpenState fid_open;
@@ -1397,15 +1397,11 @@ static int local_ioc_getversion(FsContext *ctx,
V9fsPath *path,
err = ioctl(fid_open.fd, FS_IOC_GETVERSION, st_gen);
local_close(ctx, &fid_open);
return err;
-#else
- errno = ENOTTY;
- return -1;
-#endif
}
+#endif
static int local_init(FsContext *ctx, Error **errp)
{
- struct statfs stbuf;
LocalData *data = g_malloc(sizeof(*data));
data->mountfd = open(ctx->fs_root, O_DIRECTORY | O_RDONLY);
@@ -1415,20 +1411,23 @@ static int local_init(FsContext *ctx, Error **errp)
}
#ifdef FS_IOC_GETVERSION
- /*
- * use ioc_getversion only if the ioctl is definied
- */
- if (fstatfs(data->mountfd, &stbuf) < 0) {
- close_preserve_errno(data->mountfd);
- goto err;
- }
- switch (stbuf.f_type) {
- case EXT2_SUPER_MAGIC:
- case BTRFS_SUPER_MAGIC:
- case REISERFS_SUPER_MAGIC:
- case XFS_SUPER_MAGIC:
- ctx->exops.get_st_gen = local_ioc_getversion;
- break;
+ {
+ struct statfs stbuf;
+ /*
+ * use ioc_getversion only if the ioctl is definied
+ */
+ if (fstatfs(data->mountfd, &stbuf) < 0) {
+ close_preserve_errno(data->mountfd);
+ goto err;
+ }
+ switch (stbuf.f_type) {
+ case EXT2_SUPER_MAGIC:
+ case BTRFS_SUPER_MAGIC:
+ case REISERFS_SUPER_MAGIC:
+ case XFS_SUPER_MAGIC:
+ ctx->exops.get_st_gen = local_ioc_getversion;
+ break;
+ }
}
#endif
--
2.8.1
[Qemu-devel] [PATCH 04/13] 9p: darwin: Handle struct stat(fs) differences, keno, 2018/05/26
[Qemu-devel] [PATCH 05/13] 9p: darwin: Handle struct dirent differences, keno, 2018/05/26