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fs: remove the compat readv/writev syscalls

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Now that import_iovec handles compat iovecs, the native readv and writev
syscalls can be used for the compat case as well.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Christoph Hellwig
2020-09-25 06:51:43 +02:00
committed by Al Viro
parent 3523a9d454
commit 5f764d624a
17 changed files with 30 additions and 46 deletions
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4
include/linux/compat.h
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@@ -545,10 +545,6 @@ asmlinkage long compat_sys_getdents(unsigned int fd,
/* fs/read_write.c */
asmlinkage long compat_sys_lseek(unsigned int, compat_off_t, unsigned int);
asmlinkage ssize_t compat_sys_readv(compat_ulong_t fd,
const struct iovec __user *vec, compat_ulong_t vlen);
asmlinkage ssize_t compat_sys_writev(compat_ulong_t fd,
const struct iovec __user *vec, compat_ulong_t vlen);
/* No generic prototype for pread64 and pwrite64 */
asmlinkage ssize_t compat_sys_preadv(compat_ulong_t fd,
const struct iovec __user *vec,