Giacomo Travaglini has submitted this change. (
https://gem5-review.googlesource.com/c/public/gem5/+/51059 )
(
3 is the latest approved patch-set.
No files were changed between the latest approved patch-set and the
submitted one.
)Change subject: sim-se: Implement futimesat syscall
......................................................................
sim-se: Implement futimesat syscall
Change-Id: I0cfb577b77663f8e4fac5c68633bdd69c4c8e2ea
Signed-off-by: Giacomo Travaglini <giacomo.travagl...@arm.com>
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/51059
Tested-by: kokoro <noreply+kok...@google.com>
Reviewed-by: Jason Lowe-Power <power...@gmail.com>
Maintainer: Bobby R. Bruce <bbr...@ucdavis.edu>
---
M src/sim/syscall_emul.hh
1 file changed, 32 insertions(+), 6 deletions(-)
Approvals:
Jason Lowe-Power: Looks good to me, approved
Bobby R. Bruce: Looks good to me, approved
kokoro: Regressions pass
diff --git a/src/sim/syscall_emul.hh b/src/sim/syscall_emul.hh
index 0f27cb2..52110db 100644
--- a/src/sim/syscall_emul.hh
+++ b/src/sim/syscall_emul.hh
@@ -2075,19 +2075,21 @@
return 0;
}
-
-/// Target utimes() handler.
+/// Target futimesat() handler.
template <class OS>
SyscallReturn
-utimesFunc(SyscallDesc *desc, ThreadContext *tc, VPtr<> pathname,
- VPtr<typename OS::timeval [2]> tp)
+futimesatFunc(SyscallDesc *desc, ThreadContext *tc,
+ int dirfd, VPtr<> pathname, VPtr<typename OS::timeval [2]>
tp)
{
std::string path;
- auto process = tc->getProcessPtr();
-
if (!SETranslatingPortProxy(tc).tryReadString(path, pathname))
return -EFAULT;
+ // Modifying path from the directory descriptor
+ if (auto res = atSyscallPath<OS>(tc, dirfd, path); !res.successful()) {
+ return res;
+ }
+
struct timeval hostTimeval[2];
for (int i = 0; i < 2; ++i) {
hostTimeval[i].tv_sec = gtoh((*tp)[i].tv_sec, OS::byteOrder);
@@ -2095,6 +2097,7 @@
}
// Adjust path for cwd and redirection
+ auto process = tc->getProcessPtr();
path = process->checkPathRedirect(path);
int result = utimes(path.c_str(), hostTimeval);
@@ -2105,6 +2108,15 @@
return 0;
}
+/// Target utimes() handler.
+template <class OS>
+SyscallReturn
+utimesFunc(SyscallDesc *desc, ThreadContext *tc, VPtr<> pathname,
+ VPtr<typename OS::timeval [2]> tp)
+{
+ return futimesatFunc<OS>(desc, tc, OS::TGT_AT_FDCWD, pathname, tp);
+}
+
template <class OS>
SyscallReturn
execveFunc(SyscallDesc *desc, ThreadContext *tc,
--
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Gerrit-Project: public/gem5
Gerrit-Branch: develop
Gerrit-Change-Id: I0cfb577b77663f8e4fac5c68633bdd69c4c8e2ea
Gerrit-Change-Number: 51059
Gerrit-PatchSet: 5
Gerrit-Owner: Giacomo Travaglini <giacomo.travagl...@arm.com>
Gerrit-Reviewer: Bobby R. Bruce <bbr...@ucdavis.edu>
Gerrit-Reviewer: Giacomo Travaglini <giacomo.travagl...@arm.com>
Gerrit-Reviewer: Jason Lowe-Power <power...@gmail.com>
Gerrit-Reviewer: Richard Cooper <richard.coo...@arm.com>
Gerrit-Reviewer: kokoro <noreply+kok...@google.com>
Gerrit-MessageType: merged
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