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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
commit | 2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch) | |
tree | 848558de17fb3008cdf4d861b01ac7781903ce39 /kernel/exec_domain.c | |
parent | Initial commit. (diff) | |
download | linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip |
Adding upstream version 6.1.76.upstream/6.1.76
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | kernel/exec_domain.c | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/kernel/exec_domain.c b/kernel/exec_domain.c new file mode 100644 index 000000000..33f07c5f2 --- /dev/null +++ b/kernel/exec_domain.c @@ -0,0 +1,46 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Handling of different ABIs (personalities). + * + * We group personalities into execution domains which have their + * own handlers for kernel entry points, signal mapping, etc... + * + * 2001-05-06 Complete rewrite, Christoph Hellwig (hch@infradead.org) + */ + +#include <linux/init.h> +#include <linux/kernel.h> +#include <linux/kmod.h> +#include <linux/module.h> +#include <linux/personality.h> +#include <linux/proc_fs.h> +#include <linux/sched.h> +#include <linux/seq_file.h> +#include <linux/syscalls.h> +#include <linux/sysctl.h> +#include <linux/types.h> + +#ifdef CONFIG_PROC_FS +static int execdomains_proc_show(struct seq_file *m, void *v) +{ + seq_puts(m, "0-0\tLinux \t[kernel]\n"); + return 0; +} + +static int __init proc_execdomains_init(void) +{ + proc_create_single("execdomains", 0, NULL, execdomains_proc_show); + return 0; +} +module_init(proc_execdomains_init); +#endif + +SYSCALL_DEFINE1(personality, unsigned int, personality) +{ + unsigned int old = current->personality; + + if (personality != 0xffffffff) + set_personality(personality); + + return old; +} |