packages/lxc
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity
lxc/0027-add-loongarch64-support-for-lxc.patch
Wenlong Zhang f6cb817596 add loongarch64 support for lxc 
Signed-off-by: Wenlong Zhang <zhangwenlong@loongson.cn>
2023-03-04 11:43:05 +08:00

239 lines
7.1 KiB
Diff
Raw Blame History

From 477ecc390bf4d62e8e02b98699b377b848b043de Mon Sep 17 00:00:00 2001
From: Wenlong Zhang <zhangwenlong@loongson.cn>
Date: Thu, 9 Feb 2023 08:18:35 +0000
Subject: [PATCH] add loongarch64 support for lxc
---
src/lxc/seccomp.c | 51 +++++++++++++++++++++++++++++++++++++++
src/lxc/syscall_numbers.h | 26 ++++++++++++++++++++
2 files changed, 77 insertions(+)
diff --git a/src/lxc/seccomp.c b/src/lxc/seccomp.c
index ebbba80..94dc23a 100644
--- a/src/lxc/seccomp.c
+++ b/src/lxc/seccomp.c
@@ -310,6 +310,7 @@ enum lxc_hostarch_t {
lxc_seccomp_arch_ppc64,
lxc_seccomp_arch_ppc64le,
lxc_seccomp_arch_ppc,
+ lxc_seccomp_arch_loongarch64,
lxc_seccomp_arch_mips,
lxc_seccomp_arch_mips64,
lxc_seccomp_arch_mips64n32,
@@ -344,6 +345,8 @@ int get_hostarch(void)
return lxc_seccomp_arch_ppc64;
else if (strncmp(uts.machine, "ppc", 3) == 0)
return lxc_seccomp_arch_ppc;
+ else if (strncmp(uts.machine, "loongarch64", 11) == 0)
+ return lxc_seccomp_arch_loongarch64;
else if (strncmp(uts.machine, "mips64", 6) == 0)
return MIPS_ARCH_N64;
else if (strncmp(uts.machine, "mips", 4) == 0)
@@ -400,6 +403,11 @@ scmp_filter_ctx get_new_ctx(enum lxc_hostarch_t n_arch,
arch = SCMP_ARCH_PPC;
break;
#endif
+#ifdef SCMP_ARCH_LOONGARCH64
+ case lxc_seccomp_arch_loongarch64:
+ arch = SCMP_ARCH_LOONGARCH64;
+ break;
+#endif
#ifdef SCMP_ARCH_MIPS
case lxc_seccomp_arch_mips:
arch = SCMP_ARCH_MIPS;
@@ -738,6 +746,16 @@ static int parse_config_v2(FILE *f, char *line, size_t *line_bufsz, struct lxc_c
goto bad;
#endif
#endif
+#ifdef SCMP_ARCH_LOONGARCH64
+ } else if (native_arch == lxc_seccomp_arch_loongarch64) {
+ cur_rule_arch = lxc_seccomp_arch_all;
+
+ ctx.lxc_arch[0] = lxc_seccomp_arch_loongarch64;
+ ctx.contexts[0] = get_new_ctx(lxc_seccomp_arch_loongarch64,
+ default_policy_action, &ctx.architectures[0]);
+ if (!ctx.contexts[0])
+ goto bad;
+#endif
#ifdef SCMP_ARCH_MIPS
} else if (native_arch == lxc_seccomp_arch_mips64) {
cur_rule_arch = lxc_seccomp_arch_all;
@@ -906,6 +924,17 @@ static int parse_config_v2(FILE *f, char *line, size_t *line_bufsz, struct lxc_c
cur_rule_arch = lxc_seccomp_arch_ppc;
}
#endif
+#ifdef SCMP_ARCH_LOONGARCH64
+ else if (strcmp(line, "[loongarch64]") == 0 ||
+ strcmp(line, "[LOONGARCH64]") == 0) {
+ if (native_arch != lxc_seccomp_arch_loongarch64) {
+ cur_rule_arch = lxc_seccomp_arch_unknown;
+ continue;
+ }
+
+ cur_rule_arch = lxc_seccomp_arch_loongarch64;
+ }
+#endif
#ifdef SCMP_ARCH_MIPS
else if (strcmp(line, "[mips64]") == 0 ||
strcmp(line, "[MIPS64]") == 0) {
@@ -1263,6 +1292,17 @@ static int parse_config_v2(FILE *f, char *line, size_t *line_bufsz, struct lxc_c
goto bad;
#endif
#endif
+#ifdef SCMP_ARCH_LOONGARCH64
+ } else if (native_arch == lxc_seccomp_arch_loongarch64) {
+ cur_rule_arch = lxc_seccomp_arch_all;
+
+ ctx.architectures[0] = SCMP_ARCH_LOONGARCH64;
+ ctx.contexts[0] = get_new_ctx(lxc_seccomp_arch_loongarch64,
+ default_policy_action,
+ &ctx.needs_merge[0]);
+ if (!ctx.contexts[0])
+ goto bad;
+#endif
#ifdef SCMP_ARCH_MIPS
} else if (native_arch == lxc_seccomp_arch_mips64) {
cur_rule_arch = lxc_seccomp_arch_all;
@@ -1434,6 +1474,17 @@ static int parse_config_v2(FILE *f, char *line, size_t *line_bufsz, struct lxc_c
cur_rule_arch = lxc_seccomp_arch_ppc;
}
#endif
+#ifdef SCMP_ARCH_LOONGRCH64
+ else if (strcmp(line, "[loongarch64]") == 0 ||
+ strcmp(line, "[LOONGARCH64]") == 0) {
+ if (native_arch != lxc_seccomp_arch_loongarch64) {
+ cur_rule_arch = lxc_seccomp_arch_unknown;
+ continue;
+ }
+
+ cur_rule_arch = lxc_seccomp_arch_loongarch64;
+ }
+#endif
#ifdef SCMP_ARCH_MIPS
else if (strcmp(line, "[mips64]") == 0 ||
strcmp(line, "[MIPS64]") == 0) {
diff --git a/src/lxc/syscall_numbers.h b/src/lxc/syscall_numbers.h
index c68cf24..01aa68d 100644
--- a/src/lxc/syscall_numbers.h
+++ b/src/lxc/syscall_numbers.h
@@ -49,6 +49,8 @@
#if _MIPS_SIM == _MIPS_SIM_ABI64 /* n64 */
#define __NR_keyctl 5241
#endif
+ #elif defined __loongarch64
+ #define __NR_keyctl 219
#else
#define -1
#warning "__NR_keyctl not defined for your architecture"
@@ -84,6 +86,8 @@
#if _MIPS_SIM == _MIPS_SIM_ABI64
#define __NR_memfd_create 5314
#endif
+ #elif defined __loongarch64
+ #define __NR_memfd_create 279
#else
#define -1
#warning "__NR_memfd_create not defined for your architecture"
@@ -117,6 +121,8 @@
#if _MIPS_SIM == _MIPS_SIM_ABI64 /* n64 */
#define __NR_pivot_root 5151
#endif
+ #elif defined __loongarch64
+ #define __NR_pivot_root 41
#else
#define -1
#warning "__NR_pivot_root not defined for your architecture"
@@ -150,6 +156,8 @@
#if _MIPS_SIM == _MIPS_SIM_ABI64 /* n64 */
#define __NR_setns 5303
#endif
+ #elif defined __loongarch64
+ #define __NR_setns 268
#else
#define -1
#warning "__NR_setns not defined for your architecture"
@@ -183,6 +191,8 @@
#if _MIPS_SIM == _MIPS_SIM_ABI64 /* n64 */
#define __NR_sethostname 5165
#endif
+ #elif defined __loongarch64
+ #define __NR_sethostname 161
#else
#define -1
#warning "__NR_sethostname not defined for your architecture"
@@ -216,6 +226,8 @@
#if _MIPS_SIM == _MIPS_SIM_ABI64 /* n64 */
#define __NR_signalfd 5276
#endif
+ #elif defined __loongarch64
+ #define __NR_signalfd -1 /* doesn't exist in loongarch64 */
#else
#define -1
#warning "__NR_signalfd not defined for your architecture"
@@ -249,6 +261,8 @@
#if _MIPS_SIM == _MIPS_SIM_ABI64 /* n64 */
#define __NR_signalfd4 5283
#endif
+ #elif defined __loongarch64
+ #define __NR_signalfd4 74
#else
#define -1
#warning "__NR_signalfd4 not defined for your architecture"
@@ -282,6 +296,8 @@
#if _MIPS_SIM == _MIPS_SIM_ABI64 /* n64 */
#define __NR_unshare 5262
#endif
+ #elif defined __loongarch64
+ #define __NR_unshare 97
#else
#define -1
#warning "__NR_unshare not defined for your architecture"
@@ -315,6 +331,8 @@
#if _MIPS_SIM == _MIPS_SIM_ABI64 /* n64 */
#define __NR_bpf 5315
#endif
+ #elif defined __loongarch64
+ #define __NR_bpf 280
#else
#define -1
#warning "__NR_bpf not defined for your architecture"
@@ -348,6 +366,8 @@
#if _MIPS_SIM == _MIPS_SIM_ABI64 /* n64 */
#define __NR_faccessat 5259
#endif
+ #elif defined __loongarch64
+ #define __NR_faccessat 48
#else
#define -1
#warning "__NR_faccessat not defined for your architecture"
@@ -401,6 +421,8 @@
#if _MIPS_SIM == _MIPS_SIM_ABI64 /* n64 */
#define __NR_seccomp 5312
#endif
+ #elif defined __loongarch64
+ #define __NR_seccomp 277
#else
#define -1
#warning "__NR_seccomp not defined for your architecture"
@@ -434,6 +456,8 @@
#if _MIPS_SIM == _MIPS_SIM_ABI64 /* n64 */
#define __NR_gettid 5178
#endif
+ #elif defined __loongarch64
+ #define __NR_gettid 178
#else
#define -1
#warning "__NR_gettid not defined for your architecture"
@@ -471,6 +495,8 @@
#if _MIPS_SIM == _MIPS_SIM_ABI64 /* n64 */
#define __NR_execveat 5316
#endif
+ #elif defined __loongarch64
+ #define __NR_execveat 281
#else
#define -1
#warning "__NR_execveat not defined for your architecture"
--
2.33.0
Reference in New Issue View Git Blame Copy Permalink