Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit a2d76bd8 authored by Paolo 'Blaisorblade' Giarrusso's avatar Paolo 'Blaisorblade' Giarrusso Committed by Linus Torvalds
Browse files

[PATCH] uml: implement hostfs syncing 



Actually implement the hostfs "sync" method.

Signed-off-by: default avatarPaolo 'Blaisorblade' Giarrusso <blaisorblade@yahoo.it>
Cc: Jeff Dike <jdike@addtoit.com>
Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent 30f417c6

arch/um/os-Linux/user_syms.c

+3 −0
Original line number Diff line number Diff line
@@ -83,6 +83,9 @@ EXPORT_SYMBOL_PROTO(statfs64); 


EXPORT_SYMBOL_PROTO(getuid);



EXPORT_SYMBOL_PROTO(fsync);

EXPORT_SYMBOL_PROTO(fdatasync);



/*

 * Overrides for Emacs so that we follow Linus's tabbing style.

 * Emacs will notice this stuff at the end of the file and automatically

fs/hostfs/hostfs.h

+1 −0
Original line number Diff line number Diff line
@@ -69,6 +69,7 @@ extern int read_file(int fd, unsigned long long *offset, char *buf, int len); 
extern int write_file(int fd, unsigned long long *offset, const char *buf,

		      int len);

extern int lseek_file(int fd, long long offset, int whence);

extern int fsync_file(int fd, int datasync);

extern int file_create(char *name, int ur, int uw, int ux, int gr,

		       int gw, int gx, int or, int ow, int ox);

extern int set_attr(const char *file, struct hostfs_iattr *attrs);

fs/hostfs/hostfs_kern.c

+1 −1
Original line number Diff line number Diff line
@@ -382,7 +382,7 @@ int hostfs_file_open(struct inode *ino, struct file *file) 


int hostfs_fsync(struct file *file, struct dentry *dentry, int datasync)

{

	return(0);

	return fsync_file(HOSTFS_I(dentry->d_inode)->fd, datasync);

}



static struct file_operations hostfs_file_fops = {

fs/hostfs/hostfs_user.c

+15 −1
Original line number Diff line number Diff line
@@ -153,10 +153,24 @@ int lseek_file(int fd, long long offset, int whence) 
	int ret;



	ret = lseek64(fd, offset, whence);

	if(ret < 0) return(-errno);

	if(ret < 0)

		return(-errno);

	return(0);

}



int fsync_file(int fd, int datasync)

{

	int ret;

	if (datasync)

		ret = fdatasync(fd);

	else

		ret = fsync(fd);



	if (ret < 0)

		return -errno;

	return 0;

}



void close_file(void *stream)

{

	close(*((int *) stream));