diff options
| -rw-r--r-- | man2/create_module.2 | 15 | ||||
| -rw-r--r-- | man2/delete_module.2 | 11 | ||||
| -rw-r--r-- | man2/init_module.2 | 20 | ||||
| -rw-r--r-- | man2/query_module.2 | 14 |
4 files changed, 51 insertions, 9 deletions
diff --git a/man2/create_module.2 b/man2/create_module.2 index 868fc7cac9..80f1c0394e 100644 --- a/man2/create_module.2 +++ b/man2/create_module.2 @@ -16,8 +16,11 @@ create_module \- create a loadable module entry .sp .BI "caddr_t create_module(const char *" name ", size_t " size ); .fi + +.IR Note : +No declaration of this function is provided in glibc headers; see NOTES. .SH DESCRIPTION -.BR Note : +.IR Note : This system call is present only in kernels before Linux 2.6. .BR create_module () @@ -62,6 +65,16 @@ it was removed in Linux 2.6. .SH CONFORMING TO .BR create_module () is Linux-specific. +.SH NOTES +The +.BR create_module () +system call is not suported by glibc. +No declaration is provided in glibc headers, but, +through a quirk of history, glibc does export an ABI for this system call. +Therefore, in order to employ this system call, +it is sufficient to manually declare the interface in your code; +alternatively, you can invoke the system call using +.BR syscall (2). .SH SEE ALSO .BR delete_module (2), .BR init_module (2), diff --git a/man2/delete_module.2 b/man2/delete_module.2 index 12f738907b..3084a483f1 100644 --- a/man2/delete_module.2 +++ b/man2/delete_module.2 @@ -31,7 +31,7 @@ delete_module \- unload a kernel module .fi .IR Note : -There is no glibc wrapper for this system call; see NOTES. +No declaration of this function is provided in glibc headers; see NOTES. .SH DESCRIPTION The .BR delete_module () @@ -173,7 +173,14 @@ was not specified in .BR delete_module () is Linux-specific. .SH NOTES -Glibc does not provide a wrapper for this system call; call it using +The +.BR delete_module () +system call is not suported by glibc. +No declaration is provided in glibc headers, but, +through a quirk of history, glibc does export an ABI for this system call. +Therefore, in order to employ this system call, +it is sufficient to manually declare the interface in your code; +alternatively, you can invoke the system call using .BR syscall (2). The uninterruptible sleep that may occur if diff --git a/man2/init_module.2 b/man2/init_module.2 index 0e00c04a5a..a0f175eb3c 100644 --- a/man2/init_module.2 +++ b/man2/init_module.2 @@ -37,7 +37,11 @@ init_module, finit_module \- load a kernel module .fi .IR Note : -There are no glibc wrappers for these system calls; see NOTES. +glibc provides no header file declaration of +.BR init_module () +and no wrapper function for +.BR finit_module (); +see NOTES. .SH DESCRIPTION .BR init_module () loads an ELF image into kernel space, @@ -258,7 +262,19 @@ and .BR finit_module () are Linux-specific. .SH NOTES -Glibc does not provide a wrapper for these system calls; call them using +The +.BR init_module () +system call is not suported by glibc. +No declaration is provided in glibc headers, but, +through a quirk of history, glibc does export an ABI for this system call. +Therefore, in order to employ this system call, +it is sufficient to manually declare the interface in your code; +alternatively, you can invoke the system call using +.BR syscall (2). + +Glibc does not provide a wrapper for +.BR finit_module (); +call it using .BR syscall (2). Information about currently loaded modules can be found in diff --git a/man2/query_module.2 b/man2/query_module.2 index 17d4e4f721..489e4faa4c 100644 --- a/man2/query_module.2 +++ b/man2/query_module.2 @@ -19,9 +19,9 @@ query_module \- query the kernel for various bits pertaining to modules .fi .IR Note : -There is no glibc wrapper for this system call; see NOTES. +No declaration of this function is provided in glibc headers; see NOTES. .SH DESCRIPTION -.BR Note : +.IR Note : This system call is present only in kernels before Linux 2.6. .BR query_module () @@ -181,8 +181,14 @@ can be obtained from and the files under the directory .IR /sys/module . -Glibc does not provide a wrapper for this system call; -in the unlikely event that you need to use it on an old kernel, use +The +.BR query_module () +system call is not suported by glibc. +No declaration is provided in glibc headers, but, +through a quirk of history, glibc does export an ABI for this system call. +Therefore, in order to employ this system call, +it is sufficient to manually declare the interface in your code; +alternatively, you can invoke the system call using .BR syscall (2). .SH SEE ALSO .BR create_module (2), |