[PATCH v2 2/7] vmsplice: change argument type back to "int"
Askar Safin <[email protected]> Thu, 25 Jun 2026 08:34:04 +0000
| Newsgroups | dev.linux.lists.fuse-devel,dev.linux.lists.patches,org.kernel.vger.linux-api,org.kernel.vger.linux-fsdevel,org.kernel.vger.linux-kernel,org.kernel.vger.netdev,org.kvack.linux-mm |
|---|---|
| Message-ID | <[email protected]> |
My previous vmsplice patchset changed vmsplice argument from "int" to "unsigned long". This may cause problems, so let's change it back. Signed-off-by: Askar Safin <[email protected]> --- fs/read_write.c | 2 +- include/linux/syscalls.h | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/fs/read_write.c b/fs/read_write.c index e224e7cb8..77487b307 100644 --- a/fs/read_write.c +++ b/fs/read_write.c @@ -1218,7 +1218,7 @@ SYSCALL_DEFINE6(pwritev2, unsigned long, fd, const struct iovec __user *, vec, /* * Legacy preadv2/pwritev2 wrapper. */ -SYSCALL_DEFINE4(vmsplice, unsigned long, fd, const struct iovec __user *, vec, +SYSCALL_DEFINE4(vmsplice, int, fd, const struct iovec __user *, vec, unsigned long, vlen, unsigned int, flags) { if (unlikely(flags & ~SPLICE_F_ALL)) diff --git a/include/linux/syscalls.h b/include/linux/syscalls.h index a86a88207..46a3ec954 100644 --- a/include/linux/syscalls.h +++ b/include/linux/syscalls.h @@ -514,7 +514,7 @@ asmlinkage long sys_ppoll_time32(struct pollfd __user *, unsigned int, struct old_timespec32 __user *, const sigset_t __user *, size_t); asmlinkage long sys_signalfd4(int ufd, sigset_t __user *user_mask, size_t sizemask, int flags); -asmlinkage long sys_vmsplice(unsigned long fd, const struct iovec __user *vec, +asmlinkage long sys_vmsplice(int fd, const struct iovec __user *vec, unsigned long vlen, unsigned int flags); asmlinkage long sys_splice(int fd_in, loff_t __user *off_in, int fd_out, loff_t __user *off_out, -- 2.47.3