diff options
| author | Jean-Sébastien Pédron <dumbbell@FreeBSD.org> | 2025-01-01 14:38:38 +0000 |
|---|---|---|
| committer | Jean-Sébastien Pédron <dumbbell@FreeBSD.org> | 2025-01-31 16:00:49 +0000 |
| commit | e3cf2321b084df599a28979e624ff8083c150dc7 (patch) | |
| tree | ac69b9c39f365e0211ba190fbf41ff614a102fcf | |
| parent | 1de8fcf419fce890474271215dce3b6e4876b60a (diff) | |
linuxkpi: Add `get_file_active()`
[Why]
This is used by the i915 DRM driver starting from Linux 6.7.
Reviewed by: manu
Sponsored by: The FreeBSD Foundation
Differential Revision: https://reviews.freebsd.org/D48757
| -rw-r--r-- | sys/compat/linuxkpi/common/include/linux/fs.h | 1 | ||||
| -rw-r--r-- | sys/compat/linuxkpi/common/src/linux_compat.c | 14 |
2 files changed, 15 insertions, 0 deletions
diff --git a/sys/compat/linuxkpi/common/include/linux/fs.h b/sys/compat/linuxkpi/common/include/linux/fs.h index 86b922ac9a1d..56de0e3e490a 100644 --- a/sys/compat/linuxkpi/common/include/linux/fs.h +++ b/sys/compat/linuxkpi/common/include/linux/fs.h @@ -265,6 +265,7 @@ get_file(struct linux_file *f) } struct linux_file * linux67_get_file_rcu(struct linux_file **f); +struct linux_file * get_file_active(struct linux_file **f); #if defined(LINUXKPI_VERSION) && LINUXKPI_VERSION >= 60700 #define get_file_rcu(f) linux67_get_file_rcu(f) #else diff --git a/sys/compat/linuxkpi/common/src/linux_compat.c b/sys/compat/linuxkpi/common/src/linux_compat.c index e5049a4b8f43..3e2938ab2c2b 100644 --- a/sys/compat/linuxkpi/common/src/linux_compat.c +++ b/sys/compat/linuxkpi/common/src/linux_compat.c @@ -1121,6 +1121,20 @@ linux67_get_file_rcu(struct linux_file **f) } } +struct linux_file * +get_file_active(struct linux_file **f) +{ + struct linux_file *file1; + + rcu_read_lock(); + file1 = __get_file_rcu(f); + rcu_read_unlock(); + if (IS_ERR(file1)) + file1 = NULL; + + return (file1); +} + static void linux_file_kqfilter_detach(struct knote *kn) { |