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Date:      Fri, 17 Jun 2022 19:39:21 GMT
From:      Dmitry Chagin <dchagin@FreeBSD.org>
To:        src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-branches@FreeBSD.org
Subject:   git: b203abf47aed - stable/13 - linux(4): Regen for rseq syscall.
Message-ID:  <202206171939.25HJdLMZ015906@gitrepo.freebsd.org>

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The branch stable/13 has been updated by dchagin:

URL: https://cgit.FreeBSD.org/src/commit/?id=b203abf47aeda9ca008e89cd6672f9b71c7cf0eb

commit b203abf47aeda9ca008e89cd6672f9b71c7cf0eb
Author:     Dmitry Chagin <dchagin@FreeBSD.org>
AuthorDate: 2022-06-17 19:34:03 +0000
Commit:     Dmitry Chagin <dchagin@FreeBSD.org>
CommitDate: 2022-06-17 19:34:03 +0000

    linux(4): Regen for rseq syscall.
    
    (cherry picked from commit 75e409495f67a39114e09224b8915cb0ecc481c4)
---
 sys/amd64/linux/linux_proto.h             |  5 ++++-
 sys/amd64/linux/linux_sysent.c            |  2 +-
 sys/amd64/linux/linux_systrace_args.c     | 26 +++++++++++++++++++++++++-
 sys/amd64/linux32/linux32_proto.h         |  5 ++++-
 sys/amd64/linux32/linux32_sysent.c        |  2 +-
 sys/amd64/linux32/linux32_systrace_args.c | 26 +++++++++++++++++++++++++-
 sys/arm64/linux/linux_proto.h             |  5 ++++-
 sys/arm64/linux/linux_sysent.c            |  2 +-
 sys/arm64/linux/linux_systrace_args.c     | 26 +++++++++++++++++++++++++-
 sys/i386/linux/linux_proto.h              |  5 ++++-
 sys/i386/linux/linux_sysent.c             |  2 +-
 sys/i386/linux/linux_systrace_args.c      | 26 +++++++++++++++++++++++++-
 12 files changed, 120 insertions(+), 12 deletions(-)

diff --git a/sys/amd64/linux/linux_proto.h b/sys/amd64/linux/linux_proto.h
index e609d3deeb31..5a71da9083ef 100644
--- a/sys/amd64/linux/linux_proto.h
+++ b/sys/amd64/linux/linux_proto.h
@@ -1319,7 +1319,10 @@ struct linux_io_pgetevents_args {
 	register_t dummy;
 };
 struct linux_rseq_args {
-	register_t dummy;
+	char rseq_l_[PADL_(struct linux_rseq *)]; struct linux_rseq * rseq; char rseq_r_[PADR_(struct linux_rseq *)];
+	char rseq_len_l_[PADL_(uint32_t)]; uint32_t rseq_len; char rseq_len_r_[PADR_(uint32_t)];
+	char flags_l_[PADL_(l_int)]; l_int flags; char flags_r_[PADR_(l_int)];
+	char sig_l_[PADL_(uint32_t)]; uint32_t sig; char sig_r_[PADR_(uint32_t)];
 };
 struct linux_pidfd_send_signal_args {
 	char pidfd_l_[PADL_(l_int)]; l_int pidfd; char pidfd_r_[PADR_(l_int)];
diff --git a/sys/amd64/linux/linux_sysent.c b/sys/amd64/linux/linux_sysent.c
index c866076fa9d3..c4b18ef74995 100644
--- a/sys/amd64/linux/linux_sysent.c
+++ b/sys/amd64/linux/linux_sysent.c
@@ -351,7 +351,7 @@ struct sysent linux_sysent[] = {
 	{ .sy_narg = AS(linux_pkey_free_args), .sy_call = (sy_call_t *)linux_pkey_free, .sy_auevent = AUE_NULL, .sy_flags = 0, .sy_thrcnt = SY_THR_STATIC },	/* 331 = linux_pkey_free */
 	{ .sy_narg = AS(linux_statx_args), .sy_call = (sy_call_t *)linux_statx, .sy_auevent = AUE_NULL, .sy_flags = 0, .sy_thrcnt = SY_THR_STATIC },	/* 332 = linux_statx */
 	{ .sy_narg = 0, .sy_call = (sy_call_t *)linux_io_pgetevents, .sy_auevent = AUE_NULL, .sy_flags = 0, .sy_thrcnt = SY_THR_STATIC },	/* 333 = linux_io_pgetevents */
-	{ .sy_narg = 0, .sy_call = (sy_call_t *)linux_rseq, .sy_auevent = AUE_NULL, .sy_flags = 0, .sy_thrcnt = SY_THR_STATIC },	/* 334 = linux_rseq */
+	{ .sy_narg = AS(linux_rseq_args), .sy_call = (sy_call_t *)linux_rseq, .sy_auevent = AUE_NULL, .sy_flags = 0, .sy_thrcnt = SY_THR_STATIC },	/* 334 = linux_rseq */
 	{ .sy_narg = 0, .sy_call = (sy_call_t *)nosys, .sy_auevent = AUE_NULL, .sy_flags = 0, .sy_thrcnt = SY_THR_ABSENT },			/* 335 = nosys */
 	{ .sy_narg = 0, .sy_call = (sy_call_t *)nosys, .sy_auevent = AUE_NULL, .sy_flags = 0, .sy_thrcnt = SY_THR_ABSENT },			/* 336 = nosys */
 	{ .sy_narg = 0, .sy_call = (sy_call_t *)nosys, .sy_auevent = AUE_NULL, .sy_flags = 0, .sy_thrcnt = SY_THR_ABSENT },			/* 337 = nosys */
diff --git a/sys/amd64/linux/linux_systrace_args.c b/sys/amd64/linux/linux_systrace_args.c
index 9db01b6b7440..9746e3dd83e6 100644
--- a/sys/amd64/linux/linux_systrace_args.c
+++ b/sys/amd64/linux/linux_systrace_args.c
@@ -2612,7 +2612,12 @@ systrace_args(int sysnum, void *params, uint64_t *uarg, int *n_args)
 	}
 	/* linux_rseq */
 	case 334: {
-		*n_args = 0;
+		struct linux_rseq_args *p = params;
+		uarg[0] = (intptr_t)p->rseq; /* struct linux_rseq * */
+		uarg[1] = p->rseq_len; /* uint32_t */
+		iarg[2] = p->flags; /* l_int */
+		uarg[3] = p->sig; /* uint32_t */
+		*n_args = 4;
 		break;
 	}
 	/* linux_pidfd_send_signal */
@@ -6963,6 +6968,22 @@ systrace_entry_setargdesc(int sysnum, int ndx, char *desc, size_t descsz)
 		break;
 	/* linux_rseq */
 	case 334:
+		switch (ndx) {
+		case 0:
+			p = "userland struct linux_rseq *";
+			break;
+		case 1:
+			p = "uint32_t";
+			break;
+		case 2:
+			p = "l_int";
+			break;
+		case 3:
+			p = "uint32_t";
+			break;
+		default:
+			break;
+		};
 		break;
 	/* linux_pidfd_send_signal */
 	case 424:
@@ -8498,6 +8519,9 @@ systrace_return_setargdesc(int sysnum, int ndx, char *desc, size_t descsz)
 	case 333:
 	/* linux_rseq */
 	case 334:
+		if (ndx == 0 || ndx == 1)
+			p = "int";
+		break;
 	/* linux_pidfd_send_signal */
 	case 424:
 		if (ndx == 0 || ndx == 1)
diff --git a/sys/amd64/linux32/linux32_proto.h b/sys/amd64/linux32/linux32_proto.h
index 819ec994d0c9..f0b83563b8df 100644
--- a/sys/amd64/linux32/linux32_proto.h
+++ b/sys/amd64/linux32/linux32_proto.h
@@ -1470,7 +1470,10 @@ struct linux_io_pgetevents_args {
 	register_t dummy;
 };
 struct linux_rseq_args {
-	register_t dummy;
+	char rseq_l_[PADL_(struct linux_rseq *)]; struct linux_rseq * rseq; char rseq_r_[PADR_(struct linux_rseq *)];
+	char rseq_len_l_[PADL_(uint32_t)]; uint32_t rseq_len; char rseq_len_r_[PADR_(uint32_t)];
+	char flags_l_[PADL_(l_int)]; l_int flags; char flags_r_[PADR_(l_int)];
+	char sig_l_[PADL_(uint32_t)]; uint32_t sig; char sig_r_[PADR_(uint32_t)];
 };
 struct linux_semget_args {
 	char key_l_[PADL_(l_key_t)]; l_key_t key; char key_r_[PADR_(l_key_t)];
diff --git a/sys/amd64/linux32/linux32_sysent.c b/sys/amd64/linux32/linux32_sysent.c
index 46b74d6a8139..3aa32866427d 100644
--- a/sys/amd64/linux32/linux32_sysent.c
+++ b/sys/amd64/linux32/linux32_sysent.c
@@ -403,7 +403,7 @@ struct sysent linux32_sysent[] = {
 	{ .sy_narg = AS(linux_statx_args), .sy_call = (sy_call_t *)linux_statx, .sy_auevent = AUE_NULL, .sy_flags = 0, .sy_thrcnt = SY_THR_STATIC },	/* 383 = linux_statx */
 	{ .sy_narg = AS(linux_arch_prctl_args), .sy_call = (sy_call_t *)linux_arch_prctl, .sy_auevent = AUE_NULL, .sy_flags = 0, .sy_thrcnt = SY_THR_STATIC },	/* 384 = linux_arch_prctl */
 	{ .sy_narg = 0, .sy_call = (sy_call_t *)linux_io_pgetevents, .sy_auevent = AUE_NULL, .sy_flags = 0, .sy_thrcnt = SY_THR_STATIC },	/* 385 = linux_io_pgetevents */
-	{ .sy_narg = 0, .sy_call = (sy_call_t *)linux_rseq, .sy_auevent = AUE_NULL, .sy_flags = 0, .sy_thrcnt = SY_THR_STATIC },	/* 386 = linux_rseq */
+	{ .sy_narg = AS(linux_rseq_args), .sy_call = (sy_call_t *)linux_rseq, .sy_auevent = AUE_NULL, .sy_flags = 0, .sy_thrcnt = SY_THR_STATIC },	/* 386 = linux_rseq */
 	{ .sy_narg = 0, .sy_call = (sy_call_t *)nosys, .sy_auevent = AUE_NULL, .sy_flags = 0, .sy_thrcnt = SY_THR_ABSENT },			/* 387 = nosys */
 	{ .sy_narg = 0, .sy_call = (sy_call_t *)nosys, .sy_auevent = AUE_NULL, .sy_flags = 0, .sy_thrcnt = SY_THR_ABSENT },			/* 388 = nosys */
 	{ .sy_narg = 0, .sy_call = (sy_call_t *)nosys, .sy_auevent = AUE_NULL, .sy_flags = 0, .sy_thrcnt = SY_THR_ABSENT },			/* 389 = nosys */
diff --git a/sys/amd64/linux32/linux32_systrace_args.c b/sys/amd64/linux32/linux32_systrace_args.c
index 8ff6242542f3..2a31ddc3f7a5 100644
--- a/sys/amd64/linux32/linux32_systrace_args.c
+++ b/sys/amd64/linux32/linux32_systrace_args.c
@@ -2866,7 +2866,12 @@ systrace_args(int sysnum, void *params, uint64_t *uarg, int *n_args)
 	}
 	/* linux_rseq */
 	case 386: {
-		*n_args = 0;
+		struct linux_rseq_args *p = params;
+		uarg[0] = (intptr_t)p->rseq; /* struct linux_rseq * */
+		uarg[1] = p->rseq_len; /* uint32_t */
+		iarg[2] = p->flags; /* l_int */
+		uarg[3] = p->sig; /* uint32_t */
+		*n_args = 4;
 		break;
 	}
 	/* linux_semget */
@@ -7872,6 +7877,22 @@ systrace_entry_setargdesc(int sysnum, int ndx, char *desc, size_t descsz)
 		break;
 	/* linux_rseq */
 	case 386:
+		switch (ndx) {
+		case 0:
+			p = "userland struct linux_rseq *";
+			break;
+		case 1:
+			p = "uint32_t";
+			break;
+		case 2:
+			p = "l_int";
+			break;
+		case 3:
+			p = "uint32_t";
+			break;
+		default:
+			break;
+		};
 		break;
 	/* linux_semget */
 	case 393:
@@ -9923,6 +9944,9 @@ systrace_return_setargdesc(int sysnum, int ndx, char *desc, size_t descsz)
 	case 385:
 	/* linux_rseq */
 	case 386:
+		if (ndx == 0 || ndx == 1)
+			p = "int";
+		break;
 	/* linux_semget */
 	case 393:
 		if (ndx == 0 || ndx == 1)
diff --git a/sys/arm64/linux/linux_proto.h b/sys/arm64/linux/linux_proto.h
index 6b12f819c87c..a18c177a494c 100644
--- a/sys/arm64/linux/linux_proto.h
+++ b/sys/arm64/linux/linux_proto.h
@@ -1126,7 +1126,10 @@ struct linux_io_pgetevents_args {
 	register_t dummy;
 };
 struct linux_rseq_args {
-	register_t dummy;
+	char rseq_l_[PADL_(struct linux_rseq *)]; struct linux_rseq * rseq; char rseq_r_[PADR_(struct linux_rseq *)];
+	char rseq_len_l_[PADL_(uint32_t)]; uint32_t rseq_len; char rseq_len_r_[PADR_(uint32_t)];
+	char flags_l_[PADL_(l_int)]; l_int flags; char flags_r_[PADR_(l_int)];
+	char sig_l_[PADL_(uint32_t)]; uint32_t sig; char sig_r_[PADR_(uint32_t)];
 };
 struct linux_kexec_file_load_args {
 	register_t dummy;
diff --git a/sys/arm64/linux/linux_sysent.c b/sys/arm64/linux/linux_sysent.c
index 5228faa77b8c..aae80f4ed528 100644
--- a/sys/arm64/linux/linux_sysent.c
+++ b/sys/arm64/linux/linux_sysent.c
@@ -310,7 +310,7 @@ struct sysent linux_sysent[] = {
 	{ .sy_narg = AS(linux_pkey_free_args), .sy_call = (sy_call_t *)linux_pkey_free, .sy_auevent = AUE_NULL, .sy_flags = 0, .sy_thrcnt = SY_THR_STATIC },	/* 290 = linux_pkey_free */
 	{ .sy_narg = AS(linux_statx_args), .sy_call = (sy_call_t *)linux_statx, .sy_auevent = AUE_NULL, .sy_flags = 0, .sy_thrcnt = SY_THR_STATIC },	/* 291 = linux_statx */
 	{ .sy_narg = 0, .sy_call = (sy_call_t *)linux_io_pgetevents, .sy_auevent = AUE_NULL, .sy_flags = 0, .sy_thrcnt = SY_THR_STATIC },	/* 292 = linux_io_pgetevents */
-	{ .sy_narg = 0, .sy_call = (sy_call_t *)linux_rseq, .sy_auevent = AUE_NULL, .sy_flags = 0, .sy_thrcnt = SY_THR_STATIC },	/* 293 = linux_rseq */
+	{ .sy_narg = AS(linux_rseq_args), .sy_call = (sy_call_t *)linux_rseq, .sy_auevent = AUE_NULL, .sy_flags = 0, .sy_thrcnt = SY_THR_STATIC },	/* 293 = linux_rseq */
 	{ .sy_narg = 0, .sy_call = (sy_call_t *)linux_kexec_file_load, .sy_auevent = AUE_NULL, .sy_flags = 0, .sy_thrcnt = SY_THR_STATIC },	/* 294 = linux_kexec_file_load */
 	{ .sy_narg = 0, .sy_call = (sy_call_t *)nosys, .sy_auevent = AUE_NULL, .sy_flags = 0, .sy_thrcnt = SY_THR_ABSENT },			/* 295 = unimpl_md_syscall */
 	{ .sy_narg = 0, .sy_call = (sy_call_t *)nosys, .sy_auevent = AUE_NULL, .sy_flags = 0, .sy_thrcnt = SY_THR_ABSENT },			/* 296 = unimpl_md_syscall */
diff --git a/sys/arm64/linux/linux_systrace_args.c b/sys/arm64/linux/linux_systrace_args.c
index 42f37dbff137..e3bdb075bcac 100644
--- a/sys/arm64/linux/linux_systrace_args.c
+++ b/sys/arm64/linux/linux_systrace_args.c
@@ -2229,7 +2229,12 @@ systrace_args(int sysnum, void *params, uint64_t *uarg, int *n_args)
 	}
 	/* linux_rseq */
 	case 293: {
-		*n_args = 0;
+		struct linux_rseq_args *p = params;
+		uarg[0] = (intptr_t)p->rseq; /* struct linux_rseq * */
+		uarg[1] = p->rseq_len; /* uint32_t */
+		iarg[2] = p->flags; /* l_int */
+		uarg[3] = p->sig; /* uint32_t */
+		*n_args = 4;
 		break;
 	}
 	/* linux_kexec_file_load */
@@ -6035,6 +6040,22 @@ systrace_entry_setargdesc(int sysnum, int ndx, char *desc, size_t descsz)
 		break;
 	/* linux_rseq */
 	case 293:
+		switch (ndx) {
+		case 0:
+			p = "userland struct linux_rseq *";
+			break;
+		case 1:
+			p = "uint32_t";
+			break;
+		case 2:
+			p = "l_int";
+			break;
+		case 3:
+			p = "uint32_t";
+			break;
+		default:
+			break;
+		};
 		break;
 	/* linux_kexec_file_load */
 	case 294:
@@ -7356,6 +7377,9 @@ systrace_return_setargdesc(int sysnum, int ndx, char *desc, size_t descsz)
 	case 292:
 	/* linux_rseq */
 	case 293:
+		if (ndx == 0 || ndx == 1)
+			p = "int";
+		break;
 	/* linux_kexec_file_load */
 	case 294:
 	/* linux_pidfd_send_signal */
diff --git a/sys/i386/linux/linux_proto.h b/sys/i386/linux/linux_proto.h
index d6e87072a89a..413804c68b16 100644
--- a/sys/i386/linux/linux_proto.h
+++ b/sys/i386/linux/linux_proto.h
@@ -1463,7 +1463,10 @@ struct linux_io_pgetevents_args {
 	register_t dummy;
 };
 struct linux_rseq_args {
-	register_t dummy;
+	char rseq_l_[PADL_(struct linux_rseq *)]; struct linux_rseq * rseq; char rseq_r_[PADR_(struct linux_rseq *)];
+	char rseq_len_l_[PADL_(uint32_t)]; uint32_t rseq_len; char rseq_len_r_[PADR_(uint32_t)];
+	char flags_l_[PADL_(l_int)]; l_int flags; char flags_r_[PADR_(l_int)];
+	char sig_l_[PADL_(uint32_t)]; uint32_t sig; char sig_r_[PADR_(uint32_t)];
 };
 struct linux_semget_args {
 	char key_l_[PADL_(l_key_t)]; l_key_t key; char key_r_[PADR_(l_key_t)];
diff --git a/sys/i386/linux/linux_sysent.c b/sys/i386/linux/linux_sysent.c
index 4435ef97a831..7c77d90b5bbd 100644
--- a/sys/i386/linux/linux_sysent.c
+++ b/sys/i386/linux/linux_sysent.c
@@ -403,7 +403,7 @@ struct sysent linux_sysent[] = {
 	{ .sy_narg = AS(linux_statx_args), .sy_call = (sy_call_t *)linux_statx, .sy_auevent = AUE_NULL, .sy_flags = 0, .sy_thrcnt = SY_THR_STATIC },	/* 383 = linux_statx */
 	{ .sy_narg = AS(linux_arch_prctl_args), .sy_call = (sy_call_t *)linux_arch_prctl, .sy_auevent = AUE_PRCTL, .sy_flags = 0, .sy_thrcnt = SY_THR_STATIC },	/* 384 = linux_arch_prctl */
 	{ .sy_narg = 0, .sy_call = (sy_call_t *)linux_io_pgetevents, .sy_auevent = AUE_NULL, .sy_flags = 0, .sy_thrcnt = SY_THR_STATIC },	/* 385 = linux_io_pgetevents */
-	{ .sy_narg = 0, .sy_call = (sy_call_t *)linux_rseq, .sy_auevent = AUE_NULL, .sy_flags = 0, .sy_thrcnt = SY_THR_STATIC },	/* 386 = linux_rseq */
+	{ .sy_narg = AS(linux_rseq_args), .sy_call = (sy_call_t *)linux_rseq, .sy_auevent = AUE_NULL, .sy_flags = 0, .sy_thrcnt = SY_THR_STATIC },	/* 386 = linux_rseq */
 	{ .sy_narg = 0, .sy_call = (sy_call_t *)nosys, .sy_auevent = AUE_NULL, .sy_flags = 0, .sy_thrcnt = SY_THR_ABSENT },			/* 387 = nosys */
 	{ .sy_narg = 0, .sy_call = (sy_call_t *)nosys, .sy_auevent = AUE_NULL, .sy_flags = 0, .sy_thrcnt = SY_THR_ABSENT },			/* 388 = nosys */
 	{ .sy_narg = 0, .sy_call = (sy_call_t *)nosys, .sy_auevent = AUE_NULL, .sy_flags = 0, .sy_thrcnt = SY_THR_ABSENT },			/* 389 = nosys */
diff --git a/sys/i386/linux/linux_systrace_args.c b/sys/i386/linux/linux_systrace_args.c
index baee524e5a6d..dd62c925ccc2 100644
--- a/sys/i386/linux/linux_systrace_args.c
+++ b/sys/i386/linux/linux_systrace_args.c
@@ -2905,7 +2905,12 @@ systrace_args(int sysnum, void *params, uint64_t *uarg, int *n_args)
 	}
 	/* linux_rseq */
 	case 386: {
-		*n_args = 0;
+		struct linux_rseq_args *p = params;
+		uarg[0] = (intptr_t)p->rseq; /* struct linux_rseq * */
+		uarg[1] = p->rseq_len; /* uint32_t */
+		iarg[2] = p->flags; /* l_int */
+		uarg[3] = p->sig; /* uint32_t */
+		*n_args = 4;
 		break;
 	}
 	/* linux_semget */
@@ -7949,6 +7954,22 @@ systrace_entry_setargdesc(int sysnum, int ndx, char *desc, size_t descsz)
 		break;
 	/* linux_rseq */
 	case 386:
+		switch (ndx) {
+		case 0:
+			p = "userland struct linux_rseq *";
+			break;
+		case 1:
+			p = "uint32_t";
+			break;
+		case 2:
+			p = "l_int";
+			break;
+		case 3:
+			p = "uint32_t";
+			break;
+		default:
+			break;
+		};
 		break;
 	/* linux_semget */
 	case 393:
@@ -10029,6 +10050,9 @@ systrace_return_setargdesc(int sysnum, int ndx, char *desc, size_t descsz)
 	case 385:
 	/* linux_rseq */
 	case 386:
+		if (ndx == 0 || ndx == 1)
+			p = "int";
+		break;
 	/* linux_semget */
 	case 393:
 		if (ndx == 0 || ndx == 1)



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