diff options
| -rwxr-xr-x | configure | 20 | ||||
| -rw-r--r-- | linux-user/ioctls.h | 2 | ||||
| -rw-r--r-- | linux-user/syscall.c | 4 |
3 files changed, 25 insertions, 1 deletions
@@ -2090,6 +2090,23 @@ if compile_prog "$ARCH_CFLAGS" "" ; then sync_file_range=yes fi +# check for linux/fiemap.h and FS_IOC_FIEMAP +fiemap=no +cat > $TMPC << EOF +#include <sys/ioctl.h> +#include <linux/fs.h> +#include <linux/fiemap.h> + +int main(void) +{ + ioctl(0, FS_IOC_FIEMAP, 0); + return 0; +} +EOF +if compile_prog "$ARCH_CFLAGS" "" ; then + fiemap=yes +fi + # check for dup3 dup3=no cat > $TMPC << EOF @@ -2631,6 +2648,9 @@ fi if test "$sync_file_range" = "yes" ; then echo "CONFIG_SYNC_FILE_RANGE=y" >> $config_host_mak fi +if test "$fiemap" = "yes" ; then + echo "CONFIG_FIEMAP=y" >> $config_host_mak +fi if test "$dup3" = "yes" ; then echo "CONFIG_DUP3=y" >> $config_host_mak fi diff --git a/linux-user/ioctls.h b/linux-user/ioctls.h index 538e2572bb..acff781081 100644 --- a/linux-user/ioctls.h +++ b/linux-user/ioctls.h @@ -76,7 +76,7 @@ #ifdef FIGETBSZ IOCTL(FIGETBSZ, IOC_R, MK_PTR(TYPE_LONG)) #endif -#ifdef FS_IOC_FIEMAP +#ifdef CONFIG_FIEMAP IOCTL_SPECIAL(FS_IOC_FIEMAP, IOC_W | IOC_R, do_ioctl_fs_ioc_fiemap, MK_PTR(MK_STRUCT(STRUCT_fiemap))) #endif diff --git a/linux-user/syscall.c b/linux-user/syscall.c index f10e17ae23..499c4d7d62 100644 --- a/linux-user/syscall.c +++ b/linux-user/syscall.c @@ -83,7 +83,9 @@ int __clone2(int (*fn)(void *), void *child_stack_base, #include <linux/kd.h> #include <linux/mtio.h> #include <linux/fs.h> +#if defined(CONFIG_FIEMAP) #include <linux/fiemap.h> +#endif #include <linux/fb.h> #include <linux/vt.h> #include "linux_loop.h" @@ -2986,6 +2988,7 @@ struct IOCTLEntry { #define MAX_STRUCT_SIZE 4096 +#ifdef CONFIG_FIEMAP /* So fiemap access checks don't overflow on 32 bit systems. * This is very slightly smaller than the limit imposed by * the underlying kernel. @@ -3072,6 +3075,7 @@ static abi_long do_ioctl_fs_ioc_fiemap(const IOCTLEntry *ie, uint8_t *buf_temp, } return ret; } +#endif static IOCTLEntry ioctl_entries[] = { #define IOCTL(cmd, access, ...) \ |